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Barry Leung
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716 Articles Found
So What's The Most Number of Hats You Can Make?
You are making clown hats from a circular piece of cardboard. The circumference of the base of each hat equals its slant height, which in...
math
Feb 02, 2026
Which One Is The Smallest?
In school, we learn that a surd is an expression containing an irrational root, such as √11, √2, √5. They are used to irrational numbers...
math
Feb 01, 2026
Can You Find The Total Length Of The Border Of The Cyan Design?
The shaded figure is formed by eight circular arcs of equal radius. Four arcs are centered at the vertices of a square, and the other four...
math
Jan 31, 2026
These 100 Prisoners Are Wearing Hats Of 10 Different Colors: Can You Help Them Escape?
One hundred prisoners are marched into a long line and each is fitted with a hat, chosen at random from 10 distinct and easily recognizable...
math
Jan 30, 2026
Can You Solve This Viral Cryptogram Puzzle?
What's A + B + C?
cybersecurity
Jan 29, 2026
On Unemployment, Credentialism and the Abstraction Economy
And their consequences on society and our lives
education
work
Jan 28, 2026
How Many Joins Are On The Football?
A Math Puzzle! Let's do it together! Oh and I have launched the 1st ever Mathematical Escape Room :)
math
Jan 27, 2026
Oxford University Asks You A Tough Question: Where Is The Prize?
A prize is placed under 1 of these 5 objects. Bella is told the shape of the object and Barry is told the color of the object.
math
Jan 26, 2026
Are You Good Enough To Do This In 6 or 7 Seconds?
A rectangle with sides 3cm and 14 cm have some colored triangles
math
Jan 26, 2026
On The Balance of Probabilities
We know that they are lying, they know that they are lying, they even know that we know they are lying, we also know that they know we know...
politics
justice
Jan 25, 2026
Your Wife Will Find Out That YOU Are A Cheater!
A Math Puzzle
math
Jan 25, 2026
The Darkest Hours Always Forge The Brightest Flames
Please read this to the end if you are one of my readers, I really mean it, thank you
education
equality
Jan 24, 2026
How Would You Rewrite The Expression?
A Math Challenge! Let's try it together!
math
Jan 23, 2026
Did It ACTUALLY Snow? A Math Puzzle
A father claims about snowfall last night. First daughter tells that the probability of snowfall on a particular night is 1/8. Second...
math
Jan 22, 2026
The SIMPLEST Explanation To The Monty Hall Problem
Explained by your friendly casual mathematician
math
Jan 21, 2026
Who Is More Likely To Win?
A & B are alternately picking balls from a bag without replacement. The bag has k black balls and 1 red ball. Winner is the one who picks...
math
Jan 20, 2026
Can You Help Free The Prisoners? 🎩🎩🎩🎩
All four prisoners will be freed if at least one of them correctly guesses the color of the hat on his head. The question is, how?
math
Jan 19, 2026
What's The Perimeter In The Middle?
Have you heard of the Dorian Gray effect? Apparently our names, our personalities and even many subconscious internal factors affect how...
math
Jan 17, 2026
Are You Smart Enough To Find The Shaded Area?
Catriona Agg's Math Puzzle Challenge 13
math
Jan 16, 2026
Can YOU Find The Angle? This One Actually Challenged Me!
Catriona Agg's Math Puzzle Challenge 12
math
Jan 15, 2026
How Many Of These 6 Simpson Math Jokes And Puns Do YOU Understand?
math
Jan 14, 2026
Can You Solve The Mystery? What Did I Paint On The Die?
I bought two fair six-sided dice. Keeping the first one untouched, I modified the second die, by erasing each face and writing a number of...
math
Jan 13, 2026
What Fraction Of The Large Circle Is Shaded?
Catriona Agg's Math Puzzle Challenge 11
math
Jan 12, 2026
PLEASE Be Careful With These 7 Trick Questions!
Some are tricky, but some are painfully obvious :)
math
Jan 10, 2026
Can You Tell Me If The Wind Changes The Time?
math
Jan 09, 2026
What's The Ratio Of Yellow To Green In This Design?
Catriona Agg's Math Challenge 10
math
Jan 08, 2026
I Always Come Back To This Video When Life Gets Chaotic
Pursuit of Wonder: A Reason To Stop Worrying
self
Jan 07, 2026
Are You Clever Enough To Find The Total Shaded Area of 4 Squares?
Catriona Agg's Math Puzzle Challenge 9
math
Jan 07, 2026
Can You Separate These Cats Using Only 3 Circles?
A Light Hearted Logic Puzzle Before Bed 🛏️ | Henry Dudeney's Book
humor
Jan 06, 2026
The Square Has Area 16: What's The Area Of The Blue Region?
This is a square with an area of 16. The interesting property is that two vertices are connected to the midpoints of the square. And the...
math
Jan 05, 2026
How Many Times Do The Hands Of A Clock Change Places?
A Math Challenge from Henry Dudeney's Book
math
Jan 05, 2026
Are You Smarter Than A 6/7 Year Old?
A Geometry Puzzle
math
Jan 04, 2026
I Drew This Math Puzzle On The Snow! Can You Find The Sum Of # A
I was pleasantly surprised when I woke up today. As I walked to the backyard, a sensation of chilliness drifted upon me, followed by the...
math
Jan 03, 2026
Mathematical Properties of 2026
Happy New Year!
math
Jan 02, 2026
You Can Only Use The Scale Once!
I think the solution is quite creative
math
Jan 01, 2026
How Many Animals Of Each Kind Did Moses Take Into The Ark?
2 or ...?
spirituality
philosophy
Jan 01, 2026
Are You Smart Enough To Solve This Oxford University Math Puzzle?
2023 Oxford Mathematics Admission Test
math
Dec 31, 2025
The Game of Life
A Diary
gaming
Dec 27, 2025
Endless Triangles?
A Geometric Series Challenge
math
Dec 26, 2025
Endless Hexagons?
A Geometric Series Challenge
math
Dec 25, 2025
Can You Solve This Japanese Geometry Problem?
Sangaku Challenge
math
Dec 24, 2025
An Alternate Way of Integration
A Geometric Approach
math
Dec 23, 2025
A Graphical Approach & Exploration
Can You Solve This Algebra Challenge?
math
Dec 22, 2025
What's the ratio of the shaded square?
Can you find all two methods?
math
Dec 21, 2025
How Quickly Can You Find The Answer Of This Geometry Puzzle?
Can You Solve it in 10 Seconds?
math
Dec 20, 2025
Are You Smart Enough To Solve This Mysterious Train Puzzle?
The 3rd Mathematical Puzzle from A Tangled Tale
math
Dec 20, 2025
How Many Guests Are There At The Dinner Party & Can You Pick The Right Door? 🛎️🚪
The 2nd Mathematical Puzzle from A Tangled Tale
fiction
Dec 18, 2025
A Lewis Carroll–Style Riddle: If You Chase the Peak Time, You Lose!
The 1st Mathematical Puzzle from A Tangled Tale
fiction
Dec 17, 2025
Can ChatGPT Pass a Maths Degree at a Top UK University?
Spoiler: YES! It can, and it's a piece of cake.
math
Dec 14, 2025
Compare Them: A Calculus Approach
A Remastered Version
math
Dec 14, 2025
Compare Them in 6/7 Seconds!
Algebra Challenge
math
Dec 13, 2025
I Got A Crystal In Town Today
I think I am more spiritual than anything. The world is fascinating. Humanity is at the forefront of seeking to understand, and...
spirituality
Dec 11, 2025
How Fast Can You Solve These 3 Brain Teasers?
Some exciting logical challenges
math
Dec 11, 2025
Can You Solve This Series With A Ceiling Function That Goes Up By 0.7 Each Term?
This Math Question Can Be Forced With Brute Force Or Elegance. What Would You Do?
math
Dec 10, 2025
You Are Given A String Of ABCDs, How Many Distinct Arrangements Can You Make?
A Combinatorics Challenge
math
Dec 09, 2025
Can You Find Out How Big Your Heart Is?
A Hearty Geometry Puzzle
math
Dec 08, 2025
How Many Moggers Are There Among 1000 People?
At the Math Games gym, people line up for height checks. Everyone has a different height.
math
Dec 07, 2025
Can You Help Alice Solve The Light Bulb Puzzle With 4 Switches?
Alice had just solved the riddle of the three curious switches and the glowing lamp. But Wonderland, being Wonderland, refused to stay put.
humor
Dec 06, 2025
Which Switch Would You 🫵 Flick? 💡🎛️🎛️🎛️
Ok there are 3 switches, but what if there are 4 switches instead?
humor
Dec 05, 2025
A Geometry Problem from 2003
Can You Solve It?
math
Dec 04, 2025
I Am Designing Some T-Shirts For Our Blog
Hello my dear readers of Math Games, I have recently tried my hand at designing some apparel for our blog.
design
math
Dec 03, 2025
Can You Solve This Math Puzzle With 100 Candies?
How do you place 50 good candies and 50 rotten candies in two boxes such that if you choose a box at random and take out a candy at random...
math
Dec 03, 2025
Get This Right If You Want To Study At Cambridge University!
A Calculus Challenge For High Schoolers
math
Dec 02, 2025
Can The Duck Escape From The Fox?
A Classic Challenge of Geometry and Logic 🦆🦊
math
Dec 01, 2025
Can You Find The Area Of The Blue Region?
Recently I have been reading an introductory book on law. I am hoping to deepen my understanding of topics such as contract law and...
math
Nov 30, 2025
You Will Read This (Math) Joke In Donald Trump's Voice
Because I sure did!
humor
math
Nov 29, 2025
Can You Help The Blind Archer Do The Math? A Fun Exercise In Probability
Read this article now!
math
education
Nov 29, 2025
I Solved This Primary School Math Challenge In Six Seven Seconds! Can You Beat Me?
A Simple Math Puzzle
math
Nov 28, 2025
An Interesting Geometry Puzzle In Disguised
How would you unscramble this probability challenge?
math
Nov 27, 2025
The Wound They Misread
A Ballad of Wounds and Wings: a testimony to what their silence tried to hide
poetry
Nov 27, 2025
How Often Do The Two Witches Meet At The Coffee Shop?
Can you solve this interesting probability puzzle?
math
Nov 26, 2025
Almost — The King of Math Games (Math Games Official Anthem)
I made a fight song for my blog
poetry
Nov 24, 2025
There's A Surprising Answer! A Truly Difficult Calculus Question
King Rule might help! 👑
math
Nov 23, 2025
This Is A Japanese Sangaku Geometry Puzzle: What's The Radius Of The Red Circle? 🔴
A Geometry Puzzle From Japan
math
Nov 23, 2025
Can You Solve This AMAZING Rainbow Geometry Problem from 2017? 🌈 🌈 🌈
Mother Nature's Beautiful Spectrum
math
Nov 21, 2025
Mathematics: Methods in Vectors
A Summary For Students, Teachers, Educators and My Friends
math
Nov 20, 2025
Can You Solve This In 6 or 7 Seconds?
As a member of Gen Z, I too have indulged in a certain amount of short form-induced brain rot. The name should be pretty self-explanatory.
math
Nov 19, 2025
Can You Do This Slanted Revolution Calculus Puzzle?
Back when I was in school, there would be a couple challenge problems at the end of each chapter in the textbook.
math
Nov 18, 2025
A Real Algebra Puzzle On Functions!
Perhaps you can generalize the formula for n ...
math
Nov 17, 2025
Candle Lights Before Bed
spirituality
Nov 16, 2025
The **MOST** Beautiful Equation
In mathematics
math
Nov 14, 2025
A Lewis Carroll Logic Puzzle
From his 1895 Pillow Problems
math
Nov 13, 2025
Can You Solve This Fried Egg Math Puzzle?
After taking a nap, I found this very interesting problem on Twitter. Thank you to @Mirangu1 for this.
math
Nov 12, 2025
Universities Feed Students Garbage, and Student Mental Health Is Paying the Price
If you ever walk into any university "community" or "wellbeing" event, you will see the same table every single time. Bowls of Walkers...
food
education
Nov 11, 2025
Oxford University Asked Me This Math Question: Can You Maximize The Shaded Region?
Ok I will admit that some of my titles like 'I solved this in X seconds' is purely fictitious and it's aimed at attracting curious readers...
math
Nov 11, 2025
I Solved This Ancient Green Triangle Puzzle From 1667? Can You Do The Same?
So I found this neat puzzle from 1667 in an old geometry book in the attic earlier today.
math
Nov 09, 2025
An Old Note I Wrote On Philosophy
I was browsing my old pictures on Facebook and came across some notes I made couple years ago. It was a period of time when I immersed in...
philosophy
Nov 08, 2025
Can You Find The Probability The Angle Is Acute? (In 10 Seconds)
It's time to test your geometry and probability :)
math
Nov 07, 2025
Can You Solve This Difficult MIT Integral Question?
You have to break it down to intervals!
math
Nov 06, 2025
Can You Figure Out The Maximum Triangle?
I was browsing through the internet and came across this very interesting problem. There are a couple of ways to solve it. You may try...
math
Nov 05, 2025
Can You Solve An Ancient Math Puzzle from 1914?
According to Martin Gardner's Mathematical Puzzles and Diversions, this problem appears in Sam Loyd's Cyclopedia of Puzzles, 1914, page 80.
math
Nov 05, 2025
Love These Paintings and Math Puzzles?
Here's what you can do to keep fueling the math puzzles and my amateur attempts at oil pastel paintings!
art
math
Nov 04, 2025
A Difficult Oxford University Math Puzzle: Can You Get It Right?
I am pretty sure they did a version of this math puzzle with squares instead of cubes in the past.
math
Nov 04, 2025
Martin Gardner's Geometry Puzzle
He gave us one minute, but I solved it in 5 seconds!
math
Nov 03, 2025
Not Only Is Kellogg's Cereal Unhealthy, But Their Math Is Also WRONG!
No they did NOT do the math :(
math
Nov 02, 2025
I Failed My Machine Learning Exam
Around a year ago, I wrote an article on why I don't like mathematics enough after I received my second year results for my math degree at...
math
education
Nov 01, 2025
I Found An Incredible Approximation to e by Richard Shabey!
I was watching this amazing video on an Incredible Formula by Numberphile.
math
Nov 01, 2025
Can You Solve These 3 Simple Puzzles Almost Everybody Gets Wrong?
A lot of folks jump straight to 6 ducks, picturing two ducks standing side by side like buddies in a pond.
humor
Oct 31, 2025
I Solved This Oxford Math Question In 9 Seconds. Can You Do Better?
When I saw this puzzle, my mind was like. Surely Oxford university can ask harder questions for their incoming undergraduates!
math
Oct 30, 2025
How To Figure Out How Many Train Cars Make Up The Windowless Circular Train?
You wake up on a train that never seems to end. Every carriage looks exactly the same. The walls, the doors, the faint metallic hum are all...
math
Oct 28, 2025
Can You Help 5 Friends Share A Secret?
Five close friends discover an old safe in the attic of their university's abandoned observatory. Inside lies a secret document they all...
math
Oct 27, 2025
Can You Help The Selfish And Clever Maximize His Salary?
After the Great Revolution, peace finally returned to the City of Sixty-Six. Every citizen, from the humble baker to the wise...
politics
Oct 27, 2025
Can You Solve The Drunk Ant: A Challenging Quant Interview Question?
Let's imagine a tiny ant standing on one corner of a shiny, metallic cube. The cube is perfectly smooth, each edge identical, each corner a...
math
Oct 26, 2025
A Scary Looking Math Expression
When I see scary-looking fractions built x, y, and xy my brain jumps straight to algebraic identities.
math
Oct 25, 2025
This Blog
& you and me and us
education
self
Oct 25, 2025
Can You Solve Alice's Crazy Clock?
A Fun Brain Teaser
math
Oct 22, 2025
There's A LOT of Medical Malpractice In The World
And it feels like we as humanity don't care enough about this issue.
science
health
Oct 20, 2025
The End Of A £100k+ Education
I almost got into Oxford for math(s). Almost.
education
Oct 18, 2025
Can You Find The Sum Of All 3 Marked Angles?
Catriona Agg's Math Puzzle Challenge 8
math
Oct 17, 2025
Can You All Possible Ways To Fill In The Blanks?
Find all the possible ways to fill in the three blanks to make all three statements true. (ALL POSSIBLE WAYS PLEASE)
math
Oct 14, 2025
4 Math Puzzles About Age
I found these 4 age related brain teasers from Arvind Gupta's Good Old-fashioned Challenging Puzzles and Perplexing Mathematical Problems.
math
Oct 12, 2025
Can You Solve This Algebra Puzzle on Medium?
Let's solve it together
math
Oct 08, 2025
Can You Find Out Which USSR Math Expression Is Greater?
A USSR Olympiad Math Problem
math
Oct 07, 2025
Do You Agree or Disagree with Alice?
A Mathematical Riddle from Alice in Wonderland
math
Oct 04, 2025
An Instagram Algebra Puzzle
Can you find x? Inspection might work, but clever manipulation will hone your algebra skills
math
Oct 03, 2025
Here's How You Triple Integral Into A Sphere
Derivation For The Formula of a Sphere: Spherical Co-ordinates
math
Oct 02, 2025
Can You Make It A Fair Game?
A Logic Puzzle from xkcd
math
Sep 29, 2025
A Difficult Chinese Olympiad Puzzle
Can you find g(2002)?
math
Sep 27, 2025
Can You Solve Blue Eyes: The Hardest Logic Puzzle in the World??
From xkcd
math
Sep 25, 2025
It Shouldn't Take 3 + 1 Years To Train A Math Teacher
2 years is more than enough
math
Sep 23, 2025
An Advanced Indian Math Exam Question
An infinite product
math
Sep 22, 2025
I Saw This WiFi Math Puzzle On StackExchange!
This is quite a deceptive one really. And although it looks somewhat complicated seeing as a it's a fraction of two composed of 3...
math
Sep 21, 2025
Are You Smart Enough To Find How Many Correct Statements There Are?
And what are they? Exactly?
math
Sep 18, 2025
How Many Squares In The Boy And How Many Triangles In The Cat?
I think one important role of educators is often to impart timeless knowledge in an engaging manner. Most of the time, the material has...
math
Sep 16, 2025
A New Beginning
The End of An Era
self
Sep 14, 2025
This Is Reading Comprehension More Than A Math Puzzle
Which offer would you take?
math
Sep 11, 2025
Can You Find The Largest Circle?
A Chessboard Math Problem
math
Sep 10, 2025
A Counting Problem
I finally graduated and finished my math degree!
math
Sep 09, 2025
A Bowl of Cherries Math Problem
In front of Alice and the Cheshire Cat are 4 bowls of cherries, containing, respectively, 5, 6, 7 and 8 cherries. Alice and the Cheshire...
math
Sep 06, 2025
Modern Society Is A Massive Chain Of Micro Corruptions
Once upon a time, people lived in a valley where the Earth gave food freely. Men would hunt for their children, their wives, their families...
society
Sep 03, 2025
Mathematical Gems of Alice In Wonderland
As a kid I very much enjoyed Alice In Wonderland's story. I would watch the cartoons by Walt Disney productions, and to the best of my...
math
Sep 03, 2025
Martin Gardner's Odds On Kings
A Probability Puzzle
math
Sep 02, 2025
Donald Trump Is Going To Reduce Drug Prices By 1400–1500%!
That seems wrong but why?
math
Aug 31, 2025
I Burned All My Lecture Notes To Celebrate The End Of Math Exams!
Yesterday I was debating whether I should study a bit more for the final Machine Learning exam. And I just couldn't be asked at that point...
math
education
Aug 29, 2025
My Future Children Will Eat The Natural Human Diet
They will be more healthy, more intelligent, more beautiful than me
parenting
Aug 26, 2025
Can You Solve This Cambridge University Calculus Challenge?
Cambridge STEP
math
Aug 25, 2025
You think that doesn't matter?
Vous pensez que cela n'a aucune importance ?
philosophy
Aug 24, 2025
Can You Halve The Area Of A Square Window But Keep Its Length And Height?
A Lewis Carroll Math Puzzle
math
Aug 23, 2025
California's Attempt to "Close the Gap" in Math Education
A Clip from the Joe Rogan Podcast
education
Aug 22, 2025
Can You Find The πth Derivative of x^π?
A Math Challenge in Differentiation
math
Aug 21, 2025
Ancient Chinese Numerals
Through the oracle bones
history
Aug 19, 2025
We Are All Selfish Hypocrites
You see that homeless man sat outside the M&S?
self
Aug 18, 2025
'As thousands more teenagers scramble for university places, I have to ask — why?'
A response to Simon Jenkins' article on Guardian
education
Aug 16, 2025
Notes on Axiom of Choice, Well Ordered Sets & Ordinals, Axiom of Regularity & Cumulative Hierarchy...
Set Theory Part 3
math
Aug 14, 2025
A Lewis Carroll Running Races Puzzle
You, Alice and the Red Queen are racing
math
science
Aug 13, 2025
Down The Moon Drunk Lane
Some nights, the tide pulls me in before I find respite in my slumber. And as soon as I am pulled, there's no going back.
poetry
Aug 11, 2025
Notes on Constructing Numbers and Cardinality
Set Theory Part 2
math
Aug 11, 2025
#1 Learning French Through Video Games
League of Legends
Aug 10, 2025
Can You Solve The Cat, the Rat, and the Victorian Mathematical Trap?
Charles Lutwidge Dodgson's musings on math and language
math
Aug 09, 2025
ChatGPT 5 Can Explain Infinity In 5 Levels of Difficulty; But Cannot Solve A Simple Algebra...
Here's what I've found after trying out the latest model
math
Aug 08, 2025
Notes on Constrained Optimization
Optimization Part 2
comics
Aug 07, 2025
Note on Unconstrained Optimization
Optimization Part 1
comics
Aug 07, 2025
Notes on Axiomatic Set Theory
Set Theory Part 1
math
Aug 06, 2025
Notes on Statistical Learning
Machine Learning Part 1
machine-learning
data-science
Aug 06, 2025
A Very Ancient Way of Doing Calculus
Cavalieri's Principle: Before the Giants of Newton and Leibniz
math
Aug 04, 2025
Private School Students Perform Better in Exams Not Because of Better Teaching, but Because of...
Nutrition matters more than class sizes and funding
education
Aug 03, 2025
The 2,000-Year Quest to Square the Circle
But it's IMPOSSIBLE!
math
Aug 03, 2025
The Only Thing I Am Excited About
La Seule chose qui m'enthousiasme
philosophy
Aug 01, 2025
What If 𝝅 = 4? What Went Wrong?
A Fake Mathematical Proof
math
Aug 01, 2025
Are You Smart Enough To Study At Cambridge University?
Cambridge STEP Exams: A Probability Puzzle
math
Jul 29, 2025
Why You Matter
By Neil Bryan
mental-health
self
Jul 28, 2025
I Solved This Viral Geometry Puzzle In 1 Minute! Can You Do Better?
Catriona Agg's Math Puzzle Challenge 7
math
Jul 28, 2025
Simpson Math Joke: Why Did The Mathematician Name His Dog Cauchy?
Because he left a residue at every pole!
math
Jul 27, 2025
Are You Smart Enough To Solve This Pancake Probability Puzzle?
3 pancakes
math
Jul 23, 2025
I Hate When Lecturers Make Their Notes More Complicated Than Necessary
Three Versions of the KKT Conditions
machine-learning
Jul 21, 2025
Hilbert's Hotel
Derek Goldrei's Classic Set Theory
math
Jul 20, 2025
Donald Trump's "Reciprocal" Tariff Might Look Complicated, But It's 8th Grade Math Gibberish!
A case of weaponizing mathematics to confuse and sound sophisticated
economy
politics
Jul 18, 2025
Tell Me Why Meta Reasoning Works This Time
Catriona Agg's Math Puzzle Challenge 6
math
Jul 16, 2025
Most Of You Will Get This Logic Challenge Wrong!
A subtle clue hidden in plain sight ...
math
Jul 14, 2025
I Solved This Geometry Puzzle In LITERALLY 1 Second!
Catriona Agg's Math Puzzle Challenge 5
math
Jul 13, 2025
Cats I Found In Coventry
Felines in the Garden of Cofa's Tree
pets
Jul 13, 2025
Catriona Agg's Puzzle 4: How Large Is The Angle?
Catriona Agg's Math Puzzle Challenge
math
Jul 11, 2025
Catriona Agg's Puzzle 3: How Much Do The Semicircles Cover?
Catriona Agg's Math Puzzle Challenge
math
Jul 09, 2025
You Are A Cutie Pie: You Are Acute, Tea, Pi? You Are Narrow, Scalding, Irrational?
7 + 1 Math Jokes and Memes Explained
math
Jul 08, 2025
Catriona Agg's Puzzle 2: What's The Area of The Circle?
Catriona Agg's Math Puzzle Challenge
math
Jul 08, 2025
Catriona Agg's Puzzle 1: What Fraction is Red?
Catriona Agg's Math Puzzle Challenge
math
Jul 07, 2025
Math Games: The Catriona Agg Geometry Compendium
A Collection of 314 Colorful Geometry Puzzles
math
Jul 06, 2025
Can't Catch Me Now
The Ballard of Songbirds and Snakes: Beatus Lignum's Omen
poetry
Jul 06, 2025
I Bet Keir Starmer CANNOT Do This Math Puzzle for £200k!
The quickest solution for the weirdos and misfits' math puzzle
math
Jul 05, 2025
You Can Make 200K A Year Working For The British Government If You Can Solve This Math Puzzle!
Sounds too good to be true ...
math
Jul 03, 2025
Can You Understand These 4 High Level Simpson Math Jokes?
How on earth is 8i equal to INFINITY?
math
Jul 02, 2025
Can You Do This Not So Hard Probability Puzzle?
At least one die is 4
math
Jul 01, 2025
I Am Opening A STEM-Themed Restaurant? Can You Suggest Anything On The Menu?
Here are some creative items from the Internet 🦞
science
Jun 30, 2025
The Dead Humanity Theory
I don't care about making money or impacting the world, I just want to be happy and healthy and share intimate moments with my loved one(s)
artificial-intelligence
future
Jun 26, 2025
Here's How To Take A Blink-free Group Photo
Whenever a group photo is taken, it always seems that there's at least one person that blinks. So the question that naturally arises would...
math
Jun 25, 2025
Can You Work Out These 4 Math Questions While Running A 42.2 km Marathon?
4 Last Unknown Kilometers Left, Can You Work Them All Out?
math
Jun 23, 2025
It's Time To Sue Your Dentists And Orthodontists
Say goodbye to orthodontics, braces, Invisaligns, extractions, retainers and more ...
health
Jun 21, 2025
Unlike Donald Trump, Prime Minister of Singapore Lee Hsien Loong Can Solve Cambridge University...
The third prime minister of Singapore was a 'Senior Wrangler' and 'the brightest mathematician he had ever admitted' according to his tutor...
math
Jun 20, 2025
I Asked ChatGPT To Solve This Stupidly Easy Geometry Challenge
And it took ChatGPT 2 minutes and 56 seconds to do so!
math
Jun 19, 2025
Can You Find The Shaded Area?
We are given the areas of the 3 equilateral triangles
math
Jun 18, 2025
A Truly Complex Equation
Can you solve this?
math
Jun 16, 2025
In Nature I Wouldn't Know How Old I Am Chronologically
A Birthday Post Through Life is Strange: Double Exposure and Random Thoughts
math
science
Jun 15, 2025
Donald Trump and His Children Cannot Multiply 17 by 6?
Howard Stern gave the Trumps a pop quiz in simple arithmetic
humor
Jun 14, 2025
1 + 1 is Never Equal to 2 in Reality
1 + 1 = 2 only exists in imagination: I want to shock your gullible and indoctrinated minds by telling you that 1 + 1 = 2 is in fact not...
math
Jun 13, 2025
Can You Solve This Difficult Harvard Math Puzzle For Any Year?
By that I mean we can change 2025 into 1999 or 3321 ...
math
Jun 13, 2025
How Many Pairs Of Vertices Can You Draw?
A Challenging Math Puzzle
math
Jun 12, 2025
Yeah Boys Are Better at Math than Girls, So What?
I am probably better at daydreaming than you, and you are probably better at juggling than me. So what?
education
equality
Jun 09, 2025
Do You Know What We Are Solving?
Of course we are solving for x, but what's x here exactly?
math
Jun 07, 2025
My Dad Is an Engineer but He Doesn't Know How to Integrate By Parts
Perhaps it would be more fair to say he forgot how to integrate by parts and that's okay
math
Jun 05, 2025
Is University Math Getting Easier? Trump Seems to Think So
Questions from Harvard's Introductory Calculus Course
math
Jun 02, 2025
A Foury Series & A Fourier Series
HMMT November 2022
math
May 30, 2025
The 1st Ever Annual Harvard-MIT November Tournament
A Math Puzzle
math
May 29, 2025
A Typical Farm Day in Banbury, Oxfordshire
Working as a Wwoofie at Forge Farm with Greg
travel
May 25, 2025
A 2025 MIT Integration Bee Problem
A clever substitution and a standard result might help!
math
May 16, 2025
A Spontaneous Math Puzzle On The Farm
Can you use the basic operations to use the 6 numbers on the left to get the value on the right?
math
May 13, 2025
I Solved This British Math Puzzle While Working At A Farm In Oxfordshire
After helping out at the farm planting corns and squash, it's time to write a math blog post while sitting barefoot on the pasture...
math
May 11, 2025
Two Infinitely Many Towers Of Exponents?
Why does it seem like we are getting the same answer to both?
math
May 09, 2025
You have 2025 bags.
Ok this is a trick question, it's not as simple as 0 marbles in the first box, 1 marble in the second box, 2 marbles in the third box ...
math
May 08, 2025
How To Find Partial Derivatives?
Multivariable Calculus
math
May 07, 2025
Can You Solve This Soviet Math Equation?
This was sent to me by a friend from Russia
math
May 06, 2025
Can You Solve This In 10 Seconds?
So he sold them both at the same price, yet he made a loss on one and a profit on the other. That means the original price must be...
math
May 05, 2025
Math Puzzle: A Golden Ratio Of Brick Walls
Let's say we're building a 2‑unit‑tall wall using standard bricks that are twice as long as they are tall. Depending on the wall's length...
math
May 04, 2025
Set Theory Notes — Chapter 1
So it contains every point. For example the set [1/n ,1] is closed because as n goes to infinity, 1/n goes to 0, which is contained in the...
math
May 04, 2025
In A Square Garden ABCD Of Side 10m, A Sheep Sets Off From B And Moves Along BC at 30cm per minute.
At the same time, you set off from C and move along edge CD at 40cm per minute.
math
May 02, 2025
A Mathematical Puzzle With NO Calculator
How would you go about this with only logic?
math
Apr 30, 2025
That Which Creates Life Is That Which Truly Gratifies
And in a similar vein, that which approximately creates life is that which approximately gratifies. Perhaps this is not the most accurate...
philosophy
Apr 27, 2025
Can You Solve It With NO Calculator Or Vertical Multiplication?
A Challenging Math Puzzle
math
Apr 25, 2025
Which One Is The Right Diagram?
A Math Problem In Graphs
math
Apr 25, 2025
I Saw This Math Puzzle At A Chinese Restaurant In Prague
Actually this exact integral problem has been shared countless times on the internet; except the restaurant used a curly bracket instead of...
math
Apr 23, 2025
Which Two Could Be The Sketch?
An Oxford MAT Problem
math
Apr 20, 2025
A Not So Hard Calculus Puzzle
This is quite an easy calculus puzzle. Perhaps it's not so much a puzzle but more of an exercise. Hopefully it helps you refresh your basic...
math
Apr 19, 2025
A 2017 Cambridge University Algebra Challenge
Cambridge STEP Exams
math
Apr 18, 2025
What's The Area Of The Red Triangle?
A Geometry Challenge
math
Apr 17, 2025
An Oxford Cake Cutting Math Problem
The Oxford MAT Exam
math
Apr 15, 2025
Can You Figure Out This Two Identical Black Boxes Puzzle From Oxford University?
An Oxford MAT Exam
math
Apr 14, 2025
Which One Is The Correct Graph?
An Oxford MAT Puzzle
math
Apr 13, 2025
The House Always Wins, But We Still Go
self
Apr 11, 2025
You Have To Draw To Solve This Oxford University Math Challenge
An n-fan consists of a row of n points, the tips, in a straight line, together with another point, the hub, that is not on the line. The n...
math
Apr 10, 2025
Understanding is not condoning
Photo by Gary Meulemans on Unsplash
self
Apr 08, 2025
Our Publication Has Reached 100 Followers
I feel like of the 60k+ followers on my account, very few of you are actively reading my stuff. Or perhaps Medium isn't distributing my...
math
Apr 05, 2025
Can You Solve This Harvard Calculus Problem In 5 Seconds?
I think most of you can!
math
Apr 05, 2025
A Cambridge University Probability Problem: Toy Penguins in Cereal Boxes
A refresher in discrete random variables
math
Apr 02, 2025
A Shooting Star Probability Puzzle
Try This Math Puzzle If You Think You Are Smart!
math
Mar 31, 2025
Can You Fill These All In?
Making numbers from 1 to 20 using fours 4s
math
Mar 30, 2025
A Tricky And Difficult Oxford University Floor Function Calculus Puzzle!
Do you know what a floor function is?
math
Mar 29, 2025
This Is A Proper Hard 'Improper' Integral from Cambridge University
Can You Figure It Out Using Complex Analysis As Well?
math
Mar 28, 2025
You MUST Try This Classical Mechanics Problem
A Challenging Math Puzzle From High School
math
Mar 27, 2025
How Fast Is The Other Train?
To and fro across Beijing and Saint Petersburg: I think a middle school child can solve this as long as they know that speed = distance /...
math
Mar 26, 2025
It's Either Greater Than Or Less Than
And it's your job to figure both of these inequalities 2️⃣
math
Mar 25, 2025
How Old Is She Now in 2025?
No need for a calculator: see if you can solve this in 303 seconds :)
math
Mar 24, 2025
Medium Math Publication
The Mathematics Puzzle Publication on Medium.com
math
Mar 23, 2025
A Not So Hard Triangle Puzzle: To Paint or Not To Paint?
Even a 13 year-old can do this :)
math
Mar 23, 2025
How Fast Can You Come Up With The Solution?
This pattern goes on indefinitely, what's the 1036 entry?
math
Mar 22, 2025
Can You Find The Integer X?
An Algebra Puzzle on Medium
math
Mar 21, 2025
Where Should The Prison Guard Be? 💂♀️💂(This Is An Old Cambridge University Question)
An elegant amalgamation of geometry and calculus
math
Mar 21, 2025
The Selfish Puzzle: How Math Problems (and Everything Else) Replicate Like Memes
That everything else includes you and me
creativity
Mar 16, 2025
Solve This Math Pattern Puzzle In 30 Seconds
Not as hard as you think!
comics
Mar 14, 2025
You Are Standing On The First Step Of An Infinitely Long Numbered Path
How likely will you step on step 25?
math
Mar 12, 2025
So Who Gets The Most Cake?
One gets an increasing percentage of a decreasing size of cake
math
Mar 10, 2025
Cambridge University Math Problem
Fellow Medium Writer & Mathematician Keith McNulty shared this with us
math
Mar 04, 2025
Can You Find The Next Fraction?
You gotta be very observant!
math
Mar 03, 2025
Even Your Children Can Solve This!
If they know their basics well :)
math
Mar 01, 2025
Do They Fall To The Ground At The Same Time?
Or not?
science
Feb 28, 2025
P(x) Is A 4th Degree Polynomial With Real Coefficients. Can You Pick The Right Answer?
Are you smart enough to solve this Turkish Math Question?
math
Feb 25, 2025
3 MOST Difficult Puzzles Involving Particles, String Loops & Pint Glasses
Can You Solve Them All?
math
Feb 25, 2025
An Oxford Math Admission Exam
Can you solve this 5-part logic puzzle?
math
Feb 24, 2025
An Ancient British Math Problem From 1984
How many solutions are there?
math
Feb 02, 2025
Can You Divide 3 Cupcakes Among 5 People?
Such that the smallest piece of cake is greater than 1/5?
math
Jan 30, 2025
Happy Chinese New Year
蛇年快樂 🐍
history
Jan 29, 2025
What Is The Probability They Are Both Red?
Stay for Lewis Carroll's Pillow Problem at the end 🛌
math
Jan 27, 2025
Can You Solve Tricky Geometry Puzzle?
Can you also solve the bonus at the end?
math
Jan 26, 2025
How To Prove Like A Mathematician?
We were asked to state our and see if we could prove it
math
Jan 23, 2025
A Mathematical Bracelet Puzzle
Adding numbers in modulo 10
math
programming
Jan 21, 2025
How Many Fibonacci Bracelets Are There?
🎯 Math Games | Puzzle 26 | 18/11/2025
math
comics
Jan 18, 2025
Can You Move Two Match Sticks To Make A Bigger Number?
What about the biggest number?
math
Jan 12, 2025
Mathematical Properties of 2025
First off, the year 2025 is a perfect square year because 45² = 2025. The last time this happened was 44² = 1936 and the next time it...
math
Jan 06, 2025
A Beautiful Solution To A Difficult Geometry Puzzle
A Christmas Eve Adventure ❄️
math
Dec 24, 2024
What's The Largest Area?
An Exercise in Calculus
math
Dec 23, 2024
Why Does the Flap of a Butterfly Cause A Tornado?
To understand that, we have to start with rabbits on an island ...
data-science
Dec 08, 2024
Can It Jump To The Fourth Corner?
🎯 Math Games | Puzzle 25 | 18/11/2024
math
Nov 18, 2024
How Much Weight Did They Really Lose?
A Cucumber Math Puzzle 🥒
writing
Nov 17, 2024
I Am In The Reverse Goldilocks Zone
The Goldilocks Zone is where Earth resides. This is where Earth is at the right distance away from its star for the surface temperature to...
self
Nov 17, 2024
I Am Not 3 Times As Good As You
A Probability Puzzle 🔫
math
Nov 17, 2024
Can It Jump To The Fourth Corner?
🎯 Math Games | Puzzle 25 | 16/11/2024
math
Nov 16, 2024
Here's How You Fold An Equilateral Triangle 🔺
Grab an A4 paper and follow along!
writing
Nov 15, 2024
Should You Roll Again?
A Probability Puzzle 🎲
math
Nov 14, 2024
A Hint To A Very Difficult Geometry Teaser
🎯 Math Games | Puzzle 24's Hint
math
Nov 11, 2024
A Very Hard Four-Circle Problem
Can You Solve It?
math
Nov 11, 2024
How Many Of The Combinations Are Prime?
A Tricky But East Number Theory Puzzle 🩸
math
Nov 09, 2024
Why Does The Definite Integral Equal Area?
The Fundamental Theorem Of Calculus
math
Nov 06, 2024
There Are Infinitely Many Numbers Between 1 and 2, But None Of Them is 3
Parallel Worlds, Multiverse, Shifting Realities
spirituality
philosophy
Nov 05, 2024
What Does x¹⁰⁰ + y¹⁰⁰ = 1 Look Like?
Is That A Square Or Something Else? 🟦🟪🟫
math
Nov 05, 2024
I Need To Fix My Occlusion And Regenerate My Teeth
Please offer suggestions on where to go seek treatment, and anything you know relevant to this
self
Nov 03, 2024
Can You Find All 4 Solutions?
A UKMT Algebra Puzzle
math
Nov 03, 2024
A Very Difficult Geometry Teaser
🎯 Math Games | Puzzle 24 | 2/11/2024
math
Nov 02, 2024
How Many Wolves Will Remain?
If all the wolves act rationally and know the other wolves act rationally 🐺🐏
math
Nov 01, 2024
What Is The Area Of The Circle?
A Geometry Puzzle
math
Oct 31, 2024
65 Entries On Modernization, Mother Nature And Their Relations
This is the result of the many things I chose to do, lots others that I didn't, and infinitely more that are outside of my control.
self
Oct 30, 2024
How Many Zeroes Are There?
There are many zeroes, but how would you count them all?
math
Oct 29, 2024
I Have A CoMN Degree From The Best University In The World
No BSc or PhD here, only CoMN
self
Oct 28, 2024
An Algebra Challenge
🎯 Math Games | Solution 23 | 28/10/2024
math
Oct 28, 2024
What Do You Think About Manifestations?
poetry
comics
Oct 27, 2024
Can You Solve This Famous Interview Question at Facebook?
Is it actually raining? ☔☔☔
math
Oct 27, 2024
I Have Set Up A New Donation Box
Your Support Makes A Difference ❤️
creativity
Oct 26, 2024
A Complex Counting Puzzle
🎯 Math Games | Puzzle 26 | 18/1/2025
math
Oct 26, 2024
How Likely Is 4?
A Probability Puzzle 4️⃣
math
Oct 24, 2024
How Large Is The Shaded Region In A Square?
A Geometry Puzzle 🏯
math
Oct 23, 2024
A Very Challenging Integral
Calculus with trigonometry 📐🔺
math
Oct 22, 2024
How To Find The Area?
🎯 Math Games | Solution 22 | 22/10/2024
math
Oct 21, 2024
How Long Is This ZigZag Path?
A Geometry Challenge
math
Oct 20, 2024
Math Games is also on Substack 👑
If you'd like to access my puzzles at a reduced rate, consider subscribing to this Substack at $36 (USD) annually
math
Oct 19, 2024
How To Find The Area?
🎯 Math Games | Puzzle 22 | 19/10/2024
math
Oct 19, 2024
How Much Area Can The Goat Graze Outside The Barn?
A Brain Teaser🐐
math
Oct 18, 2024
What Is The Length Inside The Square?
A square with side length 1 has an inscribed semicircle along one of its edges as shown. The red line starts at the top left corner, is...
math
Oct 17, 2024
An eye for an eye, a tooth for a tooth
Exodus 21:23–25
humor
Oct 16, 2024
What's The Largest Possible Area?
A Challenging Oxford University Question
math
Oct 16, 2024
It's always better to have something rather than nothing
even if that something is far from perfect
self
Oct 15, 2024
How Large Is The Square?
In the semi-circle 🍉🍉
math
Oct 15, 2024
Can You Solve This Difficult Integral?
🎯 Math Games | Solution 21 | 14/10/2024
math
Oct 14, 2024
Are You Smart Enough For This Cambridge University Geometry Puzzle?
Proving an Elegant Result in Circle Geometry
writing
Oct 13, 2024
Can You Solve This Difficult Integral?
🎯 Math Games | Puzzle 21 | 12/10/2024
math
Oct 12, 2024
1 Times 1 Is Always Greater Than 0 Times However Many
1 times 1 equals 1. 0 times 1 is 0. 0 times 2024 is 0. In fact, however many zeroes you add together, you always end up with zero.
self
Oct 11, 2024
Can You Do This Very Tricky Integral?
A Calculus Puzzle 🥛🌌
math
Oct 11, 2024
University Library Is Depressing
Today I went to the university library and borrowed a few textbooks in languages. So I sat down on the third floor and did some reading...
self
Oct 10, 2024
How Big Is The Orange Area?
A Geometry Puzzle 🍊
math
Oct 10, 2024
39.27% of You Can't Solve This???
Let's see if you are part of the 60.73% then 🍀
math
Oct 10, 2024
When Do They Touch At Just One Point?
An Oxford MAT Puzzle 1️⃣
math
Oct 08, 2024
What is a + b?
🎯 Math Games | Solution 20 | 7/10/2024
math
Oct 07, 2024
Can You Find The Right Box?
Only one statement is true
writing
Oct 06, 2024
I Collect Feathers, Bones and Tree Sticks
I think one day my future children are going to collect Nature's artefacts like feathers, bones and tree sticks instead of playing with...
spirituality
self
Oct 05, 2024
What is a + b?
🎯 Math Games | Puzzle 20 | 5/10/2024
math
Oct 05, 2024
How Would You Do This Functional Equation?
A fairly challenging math puzzle 🧠
math
Oct 04, 2024
Can You Solve This Oxford Geometry Puzzle?
An Oxford MAT Problem ❄️
math
Oct 03, 2024
Can You Roll Two 8-sided Dice?
A Probability Puzzle 🎲🎲
math
Oct 02, 2024
A 2007 Oxford University Math Puzzle
An Algebra Challenge
math
Oct 01, 2024
Blogging Is Typing Man-made Letters On A Man-made Laptop
It does seem like I post quite a lot on here but the truth is the time it takes to write up posts isn't that long. So I have quite a bit of...
humor
Sep 30, 2024
Can You Find The Equation?
🎯 Math Games | Solution 19 | 30/9/2024
math
Sep 30, 2024
Can You Find The 2024th Letter?
A Logic Brain Teaser 🐍
math
Sep 30, 2024
Can You Do It In Your Head?
Without pen and paper!
math
Sep 29, 2024
Can You Find The Equation?
🎯 Math Games | Puzzle 19 | 28/9/2024
math
Sep 28, 2024
Can You Solve This Without π?
A Geometry Puzzle
math
Sep 27, 2024
Another Oxford University Puzzle
Oxford University's Admission Test
math
Sep 26, 2024
Loving Hope & Hoping for Love
Connecting with Mother Nature
spirituality
Sep 26, 2024
An Oxford University Math Question
A Puzzle About Logarithms 🪵
comics
Sep 24, 2024
A New Chapter of Math Games
New Rules, Better Scoring, A Bright Future
self
Sep 24, 2024
Is It A Prime Number?
🎯 Math Games | Solution 18 | 23/9/2024
math
Sep 23, 2024
I Imagine Myself As The Protagonist Of A Story
I find that singing as one walks through the woods to be a very therapeutic experience. And when I do so, I envision myself as the...
spirituality
Sep 23, 2024
Can You Find The Area Of The Red Region?
A Geometry Puzzle 💗🍀
math
Sep 22, 2024
When Is The Number Divisible By 18?
A Probability & Number Theory Puzzle
math
Sep 21, 2024
Is It A Prime Number?
🎯 Math Games | Puzzle 18 | 21/9/2024
math
Sep 21, 2024
Do You Believe In Miracles?
Photo by Sumit Saharkar on Unsplash
spirituality
Sep 21, 2024
I Used To Pinch Ants With My Fingers
Ok I will admit that I was quite a curious child, especially when it came to wild animals and insects. My aunt told me that the staff at...
self
Sep 20, 2024
Can You Study Math At Oxford?
An Oxford MAT Question
math
Sep 20, 2024
How Many Ways To Reach 1000?
A Mathematical Brain Teaser
math
Sep 18, 2024
Can You Find This Infinite Sum?
🎯 Math Games | Solution 17 | 16/9/2024
math
Sep 16, 2024
How Would You Do This?
Summing a finite series
math
Sep 16, 2024
Read This and Save Yourself and Loved Ones from The Evil Sins of The Dental Industry
Health is more important than mathematics
health
Sep 15, 2024
I walk barefoot on grass twice a day
The practice of grounding, maybe we shouldn't call it a practice
lifestyle
self
Sep 15, 2024
How Long Is The Arc AC?
A Circle Geometry Puzzle
math
Sep 15, 2024
I Pray To The Universe
Source
spirituality
Sep 14, 2024
Can You Find This Infinite Sum?
🎯 Math Games | Puzzle 17 | 14/9/2024
math
Sep 14, 2024
How Many Ways To Put Them If No Empty Boxes Are Allowed?
A counting puzzle
writing
Sep 14, 2024
Can You Tell Me The Number Of Digits?
A number theory puzzle
math
Sep 13, 2024
We Are Like Baby Turtles
The other day I was watching videos on baby turtles racing to the ocean as soon as they are born. They are called hatchlings. And only 1 in...
self
parenting
Sep 12, 2024
Can You Count Them All?
A Fun Math Puzzle
writing
math
Sep 11, 2024
Can You Minimize The Distance?
A Geometry Puzzle 💫
math
Sep 11, 2024
Can You Find How Many Fruits There Are?
A Simple Logic Puzzle 🍎🍊🍌
math
Sep 10, 2024
Prove it! (Another one)
🎯 Math Games | Puzzle 16 | 31/8/2024
math
Sep 09, 2024
Are You Smart Enough To Find The First 2 Digits?
This is a big number ...
math
Sep 09, 2024
I don't like cities
and a few things
society
Sep 08, 2024
Can You Find The Area?
Including the middle bit 🏮
math
Sep 08, 2024
Can You Make This 24?
The 24 Game 🎮
math
Sep 07, 2024
Can You Find The Area?
A classic geometry puzzle
math
Sep 06, 2024
I hope you can read these two articles by professor Karin Badt
A friend once told me we need to leave the world better than we found it
health
Sep 05, 2024
I am taking a break
Please read this and offer help if you can
poetry
Sep 02, 2024
Prove it! (Another one)
🎯 Math Games | Puzzle 16 | 31/8/2024
humor
comics
Aug 31, 2024
Articles I Find Worthwhile On Medium
If you are reading this, I assume you love learning more about the world. While I mainly write about mathematics, I also enjoy other topics...
writing
Aug 31, 2024
No Matter What, You Keep Finding Something To Fight For
self
family
Aug 31, 2024
Can You Find The Greatest Power Of 2?
An algebra puzzle
math
Aug 30, 2024
Truth, Greed, Nature
29/8/2024
self
Aug 29, 2024
How Many Different Ways Can You Put The Light Bulbs?
A counting puzzle
math
Aug 29, 2024
Can You Sum This Up In 1 Minute?
You can do it in 20 seconds if you know your trigonometry well!
math
Aug 28, 2024
I just had my wisdom teeth taken out today
Pain is nature's way of telling us something is not right
self
health
Aug 27, 2024
Prove This!
🎯 Math Games | Solution 15 | 26/8/2024
math
Aug 26, 2024
How Likely Does The Lion Arrive At D?
A probability puzzle of a Lion's den 🦁
math
Aug 25, 2024
How Would You Find Angle x?
An angle chasing puzzle within a pentagon ⬟
math
Aug 24, 2024
Time Now Is Always Worth More Than Time Later
Time is money, but money is never time
self
Aug 24, 2024
Prove This!
🎯 Math Games | Puzzle 15 | 24/8/2024
comics
Aug 24, 2024
Can You Sum This To Infinity?
An algebra puzzle ♾️
math
Aug 24, 2024
How Often Are There 6 Legs?
A probability puzzle with 🐥 & 🐷
math
Aug 23, 2024
What's The Area Of The Triangle?
Can you solve this geometry puzzle?
math
Aug 23, 2024
Can You Do This In Your Head?
No pens and papers needed 🚫
writing
Aug 22, 2024
What's The 821st Number?
An algebra math puzzle 🧮
math
Aug 21, 2024
22.5% of My Math Degree Marks Comes From Language Modules
I believe learning a language is more enriching to the soul
math
education
Aug 20, 2024
Can You Find The Blue Angle?
A circle geometry puzzle 🔵
math
Aug 20, 2024
Can You Solve This Integral With Substitution?
🎯 Math Games | Solution 14 | 19/8/2024
math
Aug 19, 2024
Are You Smart Enough To Study Math At Oxford?
Oxford MAT Algebra Challenge
math
Aug 18, 2024
Can You Solve This Integral With Substitution?
🎯 Math Games | Puzzle 14 | 17/8/2024
math
Aug 17, 2024
How Much Of This Is Pentagons?
A Simple Math Puzzle ⛪
math
Aug 17, 2024
Can You Find The Area of The Semi-circle?
Given you know how big the square is 🔷
math
Aug 16, 2024
What's The Ratio The Crease Divides?
A Geometry Puzzle 📜
math
Aug 15, 2024
How Big Is The Red Area?
A Geometry Puzzle 🏮
writing
Aug 14, 2024
A Sleep Conundrum
If only I could sleep like a cat
lifestyle
self
Aug 13, 2024
Are You Quick Enough To Find x?
An algebra puzzle
math
Aug 13, 2024
Can You Find cos(2Θ)?
🎯 Math Games | Solution 13 | 12/8/2024
math
Aug 12, 2024
How Likely Is A Vowel Drawn?
A Probability Puzzle with the Alphabet
math
Aug 11, 2024
Do This In 1 Second ⏳
Does this count as a math puzzle?
humor
math
Aug 10, 2024
Can You Find cos(2Θ)?
🎯 Math Games | Puzzle 13 | 10/8/2024
math
Aug 10, 2024
Can You Measure Time Perfectly By Burning Rods?
Let us first go through the simpler case 🔥
productivity
self
Aug 09, 2024
How Much Bigger Is The Dragon?
An elementary geometry puzzle
math
Aug 08, 2024
Am I Skiing Or Am I Thinking?
My internal monologue up and down the snowy mountains
lifestyle
self
Aug 08, 2024
How Tall Is The Middle?
Not too hard, not too easy
math
Aug 07, 2024
How Big Is Black And Red?
A Geometry Puzzle
math
Aug 06, 2024
What Time Will It Be?
🎯 Math Games | Solution 12 | 5/8/2024
math
Aug 05, 2024
1 Knife, 2 Apples, 3 People
A Logical Brain Teaser 🍎🍏
humor
math
Aug 04, 2024
What Time Will It Be?
🎯 Math Games | Puzzle 12 | 3/8/2024
math
comics
Aug 03, 2024
What's The Area of The Red Region?
A Fun Geometry Puzzle 🍒
math
Aug 03, 2024
How Would You Find The Side?
A Geometry Problem on the Cartesian Plane
math
Aug 02, 2024
Can You Solve This New Sudoku?
This works like Sudoku, except it's multiplication 🤹♀️❌
math
Aug 01, 2024
When Do Two Polynomials Share A Root?
An Algebra Puzzle 🧩
math
Jul 31, 2024
Jupiter and Saturn will never become the Sun
No matter how hard they try orbiting around it
space
Jul 30, 2024
What is a + b + c + d + e?
🎯 Math Games | Puzzle 11 | 29/7/2024
math
Jul 29, 2024
How Many Ways To Make 19 − 18 = 10?
Share you most creative solutions 🎨
creativity
writing
math
Jul 29, 2024
Can You Solve This Oxford University Geometry Puzzle?
Oxford MAT Geometry 🍊
math
Jul 28, 2024
In life, as in mathematics, not everything has a real solution
If only imaginary solutions aren't so imaginary ...
math
Jul 27, 2024
What is a + b + c + d + e?
🎯 Math Games | Puzzle 11 | 27/7/2024
math
comics
Jul 27, 2024
What Is The Area Of The Triangle?
I know this is simple
math
Jul 26, 2024
I have heightened sensitivity to sounds
I can hear my parents' footsteps at night, my brother's cooking at dawn
mental-health
self
Jul 24, 2024
What Are The Points P and Q?
A High School Calculus Challenge
math
Jul 24, 2024
How Often Do You Win?
If you answer 3️⃣ questions randomly
work
Jul 23, 2024
What is m + n?
🎯 Math Games | Solution 10 | 22/7/2024
math
Jul 22, 2024
What Is The Area of The Intersection?
What would the graph look like?
math
Jul 21, 2024
What is m + n?
🎯 Math Games | Puzzle 10 | 20/7/2024
math
Jul 20, 2024
I don't like mathematics enough
I just finished second year of my mathematics degree
math
Jul 19, 2024
Can You Find x?
An Algebra Puzzle
math
Jul 18, 2024
Disneyland
As the ice-cream melts ...
self
Jul 17, 2024
How likely is the ball to enter Q?
A Simple Probability Challenge
math
Jul 15, 2024
Can You Find The Radius?
🎯 Math Games | Solution 9 | 15/7/2024
math
Jul 15, 2024
Can You Color Exactly Two Squares?
A Simple Logic Puzzle 🎨
math
programming
Jul 14, 2024
The Daily Bare Minimum
13/7/2024
relationships
work
Jul 13, 2024
Can You Find The Radius?
🎯 Math Games | Puzzle 9 | 13/7/2024
comics
Jul 13, 2024
How To Sum All 4 Angles?
A Circle Geometry Puzzle 🦧🍊
math
Jul 13, 2024
Are You Smart Enough To Find The Area?
A Geometry Puzzle 🍏
math
Jul 12, 2024
When Do Two Dice Add To A Prime?
A challenging probability puzzle
math
Jul 11, 2024
I was browsing LinkedIn
And not all of us will make it ...
work
Jul 11, 2024
Can You Find The Sum of All Red Angles?
No need to find individual ones ...
math
Jul 10, 2024
What's the Degree of This Polynomial?
Are you smart enough to get into Oxford?
math
Jul 09, 2024
What Is The Correct Value?
🎯 Math Games | Solution 8 | 8/7/2024
math
Jul 08, 2024
So Which Cup Is Most Likely To Hold The Coin?
The probability is NOT 1/3 ... but why?
math
Jul 08, 2024
How To Find ThisAlternating Sum?
From 1996 to 1
math
Jul 07, 2024
Can You Chase The Angle?
AB and DE are parallel
math
Jul 06, 2024
What Is The Correct Value?
🎯 Math Games | Puzzle 8 | 6/7/2024
comics
Jul 06, 2024
Medium Algorithm Is Like A Slot Machine
Except we pay with time and effort, not coins
creativity
writing
Jul 05, 2024
What fraction of the square is shaded?
The dots are equally spaced =🌌
comics
Jul 05, 2024
What Is loga(b)?
An algebra problem about a circle
math
Jul 04, 2024
Infinite Jesters and Grandi's Series
🎈🤡 and 1 − 1 + 1 − 1 + ⋯
math
Jul 03, 2024
How Big Is The Shaded Region?
Will you use calculus or geometry?
math
Jul 02, 2024
6 hours to go
30/6/2024
self
Jun 30, 2024
11 hours to go
30/6/2024
travel
Jun 30, 2024
Can You Solve This Integral?
It's a simple one actually
math
Jun 29, 2024
Expectations vs Reality
27/6/2024
humor
comics
Jun 27, 2024
Can You Pass This Cambridge Math ?
Cambridge University Math Problem
math
Jun 27, 2024
It's always the hardest to go from 0 to 1, but the 1 is far more important than the 2, the 3 and...
26/6/2024
self
Jun 26, 2024
Can You Solve This Under Five Minutes?
Telescoping Series and Difference of Squares
math
Jun 26, 2024
I am A Divergent
25/6/2024
self
Jun 25, 2024
How Many Light Bulbs Are Still On?
After 100 mathematicians' flicks 💡💡💡
math
Jun 25, 2024
Can You Find the Sum Of All Possible Radii?
🎯 Math Games | Solution 7 | 24/6/2024
math
Jun 24, 2024
Art Work from the city of Demacia
22/6/2024
humor
Jun 22, 2024
Can You Find The Highest And Lowest Points?
A Calculus Math Puzzle
math
Jun 22, 2024
Can You Find the Sum Of All Possible Radii?
🎯 Math Games | Puzzle 7 | 22/6/2024
math
comics
Jun 22, 2024
Draw 4 Lines, 6 Lines and 8 Lines Only
A Math & Logic Puzzle ✏ ✏ ✏
math
Jun 21, 2024
How To Find 3 Variables?
3 Mathematical Equations
math
Jun 20, 2024
I Don't Care and You Probably Don't Either
19/6/2024
spirituality
self
Jun 19, 2024
What's the Angle in the Triangle?
Llorenc Sole sent me this puzzle by Catriona
math
Jun 19, 2024
Teddy Bear, DVD, Transience
18/6/2024
relationships
self
Jun 18, 2024
Can You Solve This Old School Geometry Puzzle?
6 Squares and 4 Triangles
math
Jun 18, 2024
What's The Difference Between Max and Min?
🎯 Math Games | Solution 6 | 17/6/2024
math
Jun 17, 2024
Can You Solve This Chessboard Probability Puzzle?
A Probability Challenge
math
Jun 16, 2024
21, Inside Out 2, Identity
15/6/2024 🎁
relationships
self
Jun 15, 2024
What's The Difference Between Max and Min?
🎯 Math Games | Puzzle 6 | 15/6/2024
comics
Jun 15, 2024
What Is The Smallest Possible Infinite Sum?
An Algebra Puzzle
math
Jun 14, 2024
Gloomy Day, Languages, Motivation
13/6/2024
self
Jun 13, 2024
What Is The Radius Of The Yellow Circle?
A Geometry Puzzle 🟡🟡🟡
math
Jun 13, 2024
How To Divide A Taco Wrap into 8 Equal Pieces with 1 Cut?
A Simple Geometry Demonstration 🌮🌮🌮
math
Jun 12, 2024
2/3, Logarithms, Future
11/6/2024
self
Jun 11, 2024
A High School Algebra Puzzle
Can You Find The Value of C?
math
Jun 11, 2024
The Trajectory of A Flying Bee 🐝
🎯 Math Games | Solution 5 | 10/6/2024
math
Jun 10, 2024
The Trajectory of A Flying Bee 🐝
🎯 Math Games | Puzzle 5 | 8/6/2024
comics
Jun 08, 2024
Studying, Vending Machines, Markup
6/6/2024
math
Jun 06, 2024
A Paintbrush Geometry Puzzle 🟠
Fun Geometry Challenge
math
Jun 06, 2024
Content Creators, Consumers, Actually Living
4/6/2024 4
social-media
Jun 04, 2024
Young People, Coaching, Pyramid
3/6/2024
self
Jun 03, 2024
How Long Is BC?
A Geometry Problem
math
Jun 03, 2024
How Can You Maximize The Chance of Winning?
🎯 Math Games | Solution 4 | 3/6/2024
math
Jun 03, 2024
Wolves, Mating, Monogamy
1/6/2024
relationships
Jun 01, 2024
A Calculus Puzzle
Fundamental Theorem of Calculus
math
Jun 01, 2024
How To Maximize The Chance of Winning?
🎯 Math Games | Puzzle 4 | 1/6/2024
comics
Jun 01, 2024
Fitting In, Friends, Social Capital
31/5/2024
relationships
self
May 31, 2024
Can You Find The Product ab?
A Simple Algebra Problem
math
May 31, 2024
Guitar, Life Is Strange, Butterfly
30/5/2024
music
poetry
May 30, 2024
Which Is The Odd One Out?
Similar but not quite ...
writing
May 30, 2024
Nietzsche, Geese, Us
29/5/2024
philosophy
May 29, 2024
Half A Fish Geometry Problem 🐟
A Reader Sent Me This
poetry
May 29, 2024
Can You Prove 🟥 = 🟦?
A Geometry Puzzle: Can You Also Prove It With Calculus?
math
May 28, 2024
Carnivore, Replicators, Biological Imperative
27/5/2024
science
May 27, 2024
How Big Is This Semi-Circle?
A Fun Geometry Puzzle 🍉
math
May 27, 2024
Coefficients of A Polynomial 👑
🎯 Math Games | Solution 3 | 27/5/2024
math
May 27, 2024
Cleaning, Momentum, Community
26/5/2024
self
May 26, 2024
How Often Is The Product Even?
By choosing 2 integers from 1 to 2024
math
May 26, 2024
Mad Max, Relationships, Phoenix
25/2/2024
relationships
social-media
May 25, 2024
Coefficients of A Polynomial 👑
🎯 Math Games | Puzzle 3 | 25/5/2024
math
May 25, 2024
Mathematics, University, Rote Learning
24/5/2024
math
May 24, 2024
How Big Is The Purple Area?
A Geometry Puzzle
math
May 24, 2024
Documenting, Living, Trying
23/5/2024
self
May 23, 2024
Do You Know How To Do This Oxford Math Puzzle?
derivatives and second derivatives
math
May 22, 2024
Are You Smart Enough To Study At Cambridge?
Try this math puzzle to find out 🎇
math
May 21, 2024
Can You Find The Area Of A Rhombus Inside Another One?
A Fun & Challenging Geometry Puzzle
math
May 20, 2024
Can You Find the Central Angle between Two Points on Earth?
🎯 Math Games | Solution 2 | 18/5/2024
math
May 20, 2024
How Many Sides Are Coated In Paint?
Dipping an 8 by 8 by 8 Rubik's cube for math 🎨
math
May 19, 2024
Can You Do This Integral In Your Head? 🧠🧠
A Fun Calculus Puzzle
math
May 19, 2024
Finding the Central Angle between Two Points on Earth 👑
🎯 Math Games | Puzzle 2 | 18/5/2024
comics
May 18, 2024
Can You Pick The Right Answer?
A Simple Math Puzzle
math
May 17, 2024
Can You Pass This 12-Ball Interview Puzzle?
Ok this type of question can be asked at an interview ...
self
May 15, 2024
A Simple But Fun Calculus Puzzle
Integration and Areas
math
May 14, 2024
Are You Smart Enough To Find The Area?
Can You Solve It Under 20 Seconds This Time ⌛⌛
writing
May 14, 2024
Are You Smart Enough To Do This Cambridge Math Question?
Cambridge TMUA Math Puzzle
self
May 13, 2024
Can You Solve 3 Circles and A Triangle 👑
🎯 Math Games | Solution 1 | 11/5/2024
math
May 13, 2024
How Big Is The Red Part?
Can You Do It In 10 Seconds?
math
May 12, 2024
3 Circles and A Triangle 👑
🎯 Math Games | Puzzle 1 | 11/5/2024
comics
May 11, 2024
How Do You Find The Length Of X?
Don't forget the first ever Math Games today 👑
math
May 11, 2024
What Are All Possible Answers?
There are 2 in fact w
math
May 10, 2024
Can You Calculate With No Calculator?
A Challenging Algebra Puzzle
math
May 09, 2024
Can You Solve This Integral From Cambridge University?
A TMUA Math Problem
math
May 09, 2024
Can You Solve This Infinite Product?
Infinitely Many Terms
math
May 08, 2024
Hall of Fame 🏆
Where legends leave their mark on the world
sports
math
comics
May 08, 2024
Welcome To The Weekly Math Games
I am your host, Bella L 🏹
math
May 08, 2024
Can You Solve This Oxford Math Puzzle? 🎁
Oxford MAT: Which is the correct graph?
math
May 07, 2024
What Is The Value Of Y?
Forming a square
math
May 06, 2024
How Would You Find X?
A Fun Algebra Equation
math
May 06, 2024
Can You Solve Two Quadratic Equations?
A quadratic raised to another quadratic 🎈
math
May 05, 2024
How Many Odd Divisors Does 21! Have?
21! = 51,090,942,171,709,440,000 😲🤯
math
May 05, 2024
To Get Married Or To Not Get Married?
That is the question ...
relationships
May 04, 2024
A Not So Easy Geometry Challenge
How Good Is Your Geometry And Trigonometry?
math
May 03, 2024
What's The Probability The Angle Is Acute?
Geometry and Probability
math
May 02, 2024
How Much Of The Figure Is Colored Red?
A Very Aesthetically Pleasing Answer!🎨
math
Apr 30, 2024
How To Find The Long Sum Of Logarithms?
An Interesting Algebra Math Puzzle 🪓
math
Apr 30, 2024
Who Is Most Likely To Win?
A Game Theory Challenge: Not What You Think!
math
Apr 29, 2024
Can You Use A Parabola?
A Simple Algebra Math Puzzle
math
Apr 29, 2024
Can You Find The 3 Areas? 🟦🟧🟥
A Fun Calculus Challenge
math
Apr 28, 2024
Can You Solve This Elegantly?
Elegance and Brute Force
math
Apr 28, 2024
Can You Solve This Probability Challenge?
An Explanation with Bayes' Theorem & A Bonus Challenge
math
Apr 27, 2024
Can You Pick The Perfect Square?
A Fun Math Puzzle: Perfect Squares
math
Apr 26, 2024
Can You Find Y − X? (In 5 Seconds ⏳)
A Very Simple Math Puzzle & 20k followers
writing
math
Apr 23, 2024
Can You Solve This Classical Mechanics Problem from Cambridge University Entrance Exam?
A rectangular prism fixed on a horizontal surface & more
math
Apr 23, 2024
A Tough Calculus Problem
Ok it does look like 👙
math
Apr 22, 2024
What Is the Ratio of the Volume of the Smaller Cone to That of the Larger?
Two cones with different shapes 🎉
math
Apr 21, 2024
How Much is Shaded?
An Elegant Geometry Puzzle
math
Apr 20, 2024
Are You Smart Enough To Solve This Square Root Problem?
An Algebra Puzzle
math
Apr 20, 2024
What is it?
A Fun & Simple Riddle
math
Apr 19, 2024
Is The Area 69 or 70?
Understanding Chessboard Paradox
writing
math
Apr 19, 2024
When Is 8 + 8 = 91?
A Change of Perspective 🙃
math
Apr 18, 2024
A Scrumptious Geometry Cake: How Big Is The Square?
A Geometry Puzzle: there's a red herring! 🐠
poetry
Apr 18, 2024
Can You Find This Product: abcd?
An algebra puzzle with exponentials
writing
Apr 17, 2024
An Elegant Proof of the Irrationality of √2
Proof by Infinite Descent
math
Apr 17, 2024
How Many Mice Will You Have After 10 Months?
Your daily dose of brain teaser and cute mice 🐭🐭🐭
humor
Apr 15, 2024
Can You Find Out The Probability Of Exactly 50 Heads?
A Probability Puzzle of Coin Tossing 💰
math
Apr 15, 2024
Can You Add 1 Line In 5 Seconds?
Another quick & sweet brain teaser
humor
math
Apr 14, 2024
Can You Find The Area Of The Hexagon?
Purple part is 3; orange part is 1
math
Apr 14, 2024
What Is 3/7 🐔, 2/3 😺 and 1/2 🐐?
A Fun Brain Teaser
humor
math
Apr 13, 2024
Are You Smart Enough To Find The Total Yellow Area?
We know that the area of the red square is 12 🎯
math
Apr 13, 2024
How Would You Play This Game Of Russian Roulette? 🎰🎲
A Probability Puzzle: Would You Go First Or Second?
math
Apr 12, 2024
Can You Ace This Geometry Challenge?
Floor tile pattern in a cathedral 💒
math
Apr 11, 2024
Can You Find The Value of n?
A Complex Number Question: Imaginary Unicorn and Fairy 🦄🧚♀️
math
Apr 11, 2024
How To Evaluate Recurring Decimals?
A Fun Problem In Basic Mathematics
math
Apr 10, 2024
What Percentage Of This Square Is Red?
A Fun Math Puzzle: Can You Count All The Red Squares?
math
Apr 09, 2024
Which Point Is Not On This Infinite Spiral?
A Challenging Cambridge Math Puzzle
writing
math
Apr 08, 2024
Can You Get This Right In 10 Seconds?
A Fun Algebra Puzzle
math
Apr 07, 2024
How Often Does The Dart Land 🎯
A Geometry Question In Disguise
math
comics
Apr 06, 2024
Give Me Some Suggestions
Photo by jms on Unsplash
math
Apr 06, 2024
Can You Pass Oxford University's Math Test?
An Oxford MAT Question: The Maximum Value
math
Apr 05, 2024
What's a That Satisfies This Log Equation?
A Problem In The Forest 🌴
math
Apr 04, 2024
What Is The Area of The Shaded Region of This 8 By 5 Rectangle?
A Geometry Puzzle: Rays of Blue and Red
writing
math
Apr 03, 2024
What Is The Value Of C So That The Red Region = Blue Region?
A High School Calculus Puzzle 🔴🔵
math
Apr 02, 2024
How Long Is The Line Connecting The Two Circles?
They kinda look like planets 🪐
math
Apr 01, 2024
Can You Find The Sum Of All 3 Circles?
A Fun Geometry Problem 🔴🟡🔵
math
Apr 01, 2024
Can You Solve This Cambridge Math Puzzle?
Happy Easter Everyone!
math
Mar 31, 2024
A Very Tricky Quadratic Equation
What to do if we have an absolute sign?
math
Mar 30, 2024
A Red Region Eclipsed By Semi-circles
Can You Crack This Geometry Puzzle?
math
Mar 29, 2024
How Would You Find a?
An Algebra Puzzle
math
Mar 29, 2024
A New Operation Puzzle 🌟
Can You Find The Answer? The Order Matters!
math
Mar 28, 2024
A Classic Integration By Parts Challenge
The Integral of e^x sinx
math
Mar 27, 2024
Can You Find The Area Of The Fin?
A Shark Geometry Problem 🦈
math
Mar 27, 2024
Can You Find The Tens Digit Of This Big Sum Under 1 Minute?
A Sum of Factorials: A Fun Puzzle
math
Mar 26, 2024
How Would You Find The Angle?
Butterfly Shaped Puzzle 🦋: Thank you to 10k of you all!
math
Mar 25, 2024
How Many Pages Are In The Book?
A Math Puzzle: Backwards Deduction
writing
Mar 24, 2024
Can You Solve This Linear Function Puzzle?
A Simple Math Challenge 🍄
math
Mar 23, 2024
Do You Know How To Do This Geometry Puzzle?
4 circles inscribed in a bigger circle
poetry
math
Mar 23, 2024
This Is What Oxford University Asks Students
An Oxford MAT Question: The Biggest Integral
math
Mar 22, 2024
Can You Find The Remainder?
The Remainder of A Big Number
math
Mar 21, 2024
An Ant Math Puzzle: Climbing Up The Cubes 🐜
Can You Find Out How Far Its Journey Is?
math
Mar 21, 2024
A Double Summation Math Puzzle
How Would You Do It?
math
Mar 19, 2024
What's The Answer To That Many Logarithms?
An Algebra Puzzle
math
Mar 19, 2024
A Very Mathematical Clock
12 Expressions and 12 Answers: Can You Evaluate Them All?
math
Mar 18, 2024
A Fun Geometry Problem
3 Circles and more!
math
Mar 18, 2024
Can You Evaluate This Expression?
A Fun Algebra Puzzle
math
Mar 17, 2024
What's The Bond Angle In Methane?
Selena Routley suggested this problem 🧪
math
Mar 17, 2024
What's The Correct Percentage?
A Math Puzzle: Percentages
math
Mar 17, 2024
Can You Find The Largest Value?
A very basic and simple math puzzle
math
Mar 17, 2024
How Many Times Was The Coin Tossed?
A Math Puzzle in Probability
math
Mar 16, 2024
Are You Smart Enough To Find The Area?
An Interesting Geometry Puzzle
math
Mar 15, 2024
Happy Pi Day 🎂: Are You Smart Enough To Solve This?
Is it π or pie? Or both!?
math
Mar 14, 2024
A Big Number Puzzle
Do You Know How To Do This?
math
Mar 13, 2024
Can You Pass This Apple-Orange Interview At Apple 🍎?
The iPhone Company's Interview Question
writing
Mar 13, 2024
Mathematics & Calculus
Time For Another Calculus Puzzle
math
Mar 12, 2024
Can You Count Them All?
A Math Puzzle of Colorful Rectangles
math
Mar 12, 2024
Can You Rearrange And Count Them?
3 must be blue, 2 red and 1 green 🔵🔴🟢
writing
math
comics
Mar 11, 2024
How Long Is The Line?
A Fun Geometry Puzzle 🏮
writing
Mar 11, 2024
A Not Too Hard Algebra Puzzle
Just some high school math you know :)
math
Mar 10, 2024
Are You Clever Enough To Ace This?
A Math Puzzle: 3 Circles within A Circle 🤹♀️
math
Mar 10, 2024
Can You Find The Hundreds Digit of This Big Number?
A Challenging Math Puzzle
math
Mar 09, 2024
How Would You Solve This Math Puzzle?
A test of your algebra skills 📑
math
Mar 09, 2024
A Light-hearted Math Puzzle: h 💗 (h 💗 h) = ?
Anyone can do it 🐰
math
Mar 08, 2024
How Long Are All The Rings?
An Algebra Problem With Many Rings 💍
math
Mar 08, 2024
A Fun Geometry Puzzle 🍎
Are You Smart Enough To Do It?
math
Mar 07, 2024
What Is The Folium of Descartes?
The area of the loop and the area between the wings and the asymptote have the same area 🌸
math
Mar 06, 2024
Can You Pick The Real Coins?
A Probability Puzzle of Counterfeit Coins 💰
math
Mar 05, 2024
Can You Add The Sum Of 3 Lines?
A Star-shaped Geometry Puzzle 🌟
math
Mar 05, 2024
How Fast Do You Walk Around The Track?
A Fun Algebra Puzzle
math
Mar 04, 2024
Can You Count The Correct Number Of Toothpicks?
An Elementary Counting Problem 🦷
math
Mar 03, 2024
How To Find The Area of The Triangle?
A Sunflower Geometry Problem 🌻
math
Mar 03, 2024
How To Find The Infinite Sum?
A beautiful solution
math
Mar 02, 2024
How Many Ways To Put The Candies?
A Counting Problem 🍬
math
Mar 02, 2024
High School Alege
Where Is The Circle Positioned?
math
Mar 01, 2024
How To Find The Area of The Semi-Circle? 🍉
A Fun Geometry Puzzle
math
Mar 01, 2024
What's The Integer Part?
A Nested Radical Problem
math
Feb 29, 2024
A Geometry Puzzle with Two Concentric Circles ⭕🟡
How would you do it?
math
Feb 28, 2024
A Probability Puzzle: Finding 1000P
A game of chess ♟
math
Feb 28, 2024
Beautiful Mathematics: Proofs Without Words
Mathematics is a vast and ever expanding subject. It's got numbers, symbols, formulas, proofs and diagrams. As one advances to higher...
math
Feb 27, 2024
Can You Find P + Q + R?
A Cryptarithmetic Puzzle
math
Feb 27, 2024
How Many Ways Can You Slice A Donut?
The intriguing math of Spiric Sections
math
Feb 26, 2024
Are You Clever Enough To Get Into Oxford University?
An Oxford MAT challenge
math
Feb 26, 2024
How Long Is The Curve of the Shell? 🐌
An engaging and interesting math problem
math
Feb 25, 2024
Can You Find The Area of The Hexagon?
A simple and fun geometry puzzle
math
Feb 24, 2024
A Calculus Challenge from Oxford University
Symmetry is your friend 🦋
math
Feb 24, 2024
Do You Know How To Solve This?
A functional equation math puzzle
math
Feb 23, 2024
A Handshake Problem with 2016 Guests 🙌
How many hands did the 2016th participant shake?
math
Feb 23, 2024
A 7-Circle Geometry Problem 🃏
The centers of the seven circles shown all lie on the same line. The four smaller circles have a radius of 1 cm.
math
Feb 22, 2024
Can You Count The Number of Triangles?
Not including the party banners 🎉🎈
math
Feb 22, 2024
How To Mathematically Share A Pizza with 3 People?
Integral Calculus: 2 Parallel Cuts
math
Feb 21, 2024
Can You Get Into Cambridge University? 🍕
Assuming the angles can take any values of 1, 2, ... ,360 degrees
math
Feb 21, 2024
Can You Find The Area of The Hexagon? 🍯
A honeycomb within an orange 🍊
writing
Feb 20, 2024
Can You Find The Probability?
An Oxford MAT Problem from 2003
math
Feb 20, 2024
A Fun Cambridge Admission Math Problem 🐦
A general integral
math
Feb 19, 2024
A Cambridge University Math Problem: What is u_(1000)?
Patterns and Proof
math
Feb 19, 2024
Can You Solve Aristotle's Wheel Paradox? 🎡
Click that play button on the GIF I found from @InertialObservr on Twitter!
math
Feb 16, 2024
Can You Find The Correct Answer?
A very long product
math
Feb 15, 2024
An Oxford University Math Problem
Oxford MAT 2020: Integral Calculus
math
Feb 15, 2024
A Valentine's Day Math Problem 💖
Happy Valentine's Day: How Big Is Your Heart?
math
Feb 14, 2024
A Simple and Fun Geometry Problem
draw a diagram! 🎨
math
Feb 13, 2024
A Delightful Oxford University Math Question That You Can Solve
A math puzzle a day keeps the brain in play 🧠
math
Feb 13, 2024
A Sangaku-like Puzzle from Japan 🗾
a sangaku has many circles; a sangaku-like puzzle has other shapes
math
Feb 12, 2024
How To Win Rock Paper Scissors with Math? 🎲
Scissors beat paper, paper covers rock, rock blunts scissors
math
Feb 11, 2024
How Do You Find x?
when there are infinitely many of them ...
math
Feb 09, 2024
Are You Smart Enough For A Math Degree at Oxford University?
A math problem with a simple solution!
math
Feb 09, 2024
A Fun Combinatorics Problem
Using the stars and bars theorem ⭐
math
Feb 08, 2024
Welcome to High School Calculus
Starting a math publication for high school students
math
Feb 08, 2024
A Japanese Math Problem at the Isaniwa Shrine from 1937 🏯
Do you understand the characters?
math
Feb 08, 2024
A Japanese Sangaku Problem at the Tokuraji Temple 🎌
More circles within circles
math
Feb 07, 2024
Can You Solve This Japanese Sangaku Problem? 🍙
Circles within circles
math
Feb 06, 2024
Here's How to Find the Logarithm of Any Number With a Piece of String 🧵
Catenary: Latin for a hanging chain
math
Feb 04, 2024
How Much Do The 6 Triangles Cover The Hexagon?
A Very Cool And Easy Geometry Problem
math
Feb 04, 2024
7 Really Cool Match Puzzles 🔥You Must Try
#1 Move 3 matches and turn around the fish🐟
math
Feb 03, 2024
A Very Strange Looking Integral: 2024! (Factorial)
How would you solve it?
math
Feb 03, 2024
Are You Smart Enough To Find The Radius?
A Fun Geometry Challenge
math
Feb 03, 2024
Can You Get Into Cambridge University?
A Calculus Problem
math
Feb 02, 2024
What Are Shadows Made Of?
It's just the absence of photons, not some evil demon :)
poetry
space
science
Feb 02, 2024
Can You Find What M Is?
An Interesting Calculus Problem
math
Jan 31, 2024
An Integral With Respect to dx²? How?
An insightful calculus problem
math
Jan 31, 2024
(2 + 3) + 4 = 9, what about (2*3)*4? ✨
A Simple Math Puzzle Anyone Can Solve!
math
Jan 30, 2024
'Probably The Hardest Geometry Equation In The World'
Max Fischer daydreaming in Rushmore Academy
math
Jan 30, 2024
What Is the Angle at 07:12? ⏰
Between the minute hand and the hour hand
math
Jan 29, 2024
Mathematical Paradox in the Simpsons: 1–1/2 + 1/3–1/4 + . . . = 0
Professor at the more famous MIT made a mistake!
math
Jan 29, 2024
A Function Challenge
Are You Smart Enough To Do It?
math
Jan 28, 2024
Do You Understand This Math Joke?
Math in Homer Simpson 🥧
math
Jan 27, 2024
Squashing A Rhombus
Beautiful Geometry
math
Jan 27, 2024
How Far Does The **Center** Go From A To B?
The center of the ball, not the ball itself!
math
Jan 26, 2024
1³ + 3³ + 5³ + ... + 19³ = ?
Oxford MAT Question
math
Jan 25, 2024
What is the Length of the String?
Most People CANNOT Solve This!
math
programming
Jan 22, 2024
An Elegant Proof That 1 + 1 = 2
And 2 + 2 = 4 and so on
math
Jan 20, 2024
Draw A Line To Solve This!
A Challenging Geometry Puzzle
math
Jan 18, 2024
How Full Is The Bottle?
A Viral Math Brain Teaser: Can You Solve It?
math
Jan 17, 2024
A Very Simple Math Problem
Addition and Reciprocal: Don't Get This Wrong!
math
comics
Jan 16, 2024
How Many Different Bracelets Can Be Made?
Mathematics: A Combinatorics Challenge
math
comics
Jan 15, 2024
A Very Smart Solution On Oxford University Geometry Problem
The Quick And Elegant Way
math
Jan 13, 2024
An Old Oxford University Question from 2010
Oxford MAT Calculus Challenge
math
Jan 13, 2024
How Much Space Do 3 Spheres Occupy? 🔴🔴🔴
A Geometry Puzzle
math
Jan 12, 2024
Can You Find The Sum of Infinitely Many Angles?
The Beauty of Real Analysis: The Infinite Square Problem
math
Jan 11, 2024
JEE Advanced Integral Challenge
Indian Mathematics Exam Problem
math
Jan 10, 2024
Can You Find The Shaded Area?
Geometry Challenge: 4 circles and one triangle
math
Jan 09, 2024
Challenging Math Puzzles
Lists of Algebra, Geometry, Calculus, Probability, Physics and more
math
Jan 06, 2024
Chaos Theory
In 3 Poems
poetry
Jan 01, 2024
What Exactly is A Fractional Derivative?
A Mathematical Exploration of 'Half Derivatives'
math
Dec 30, 2023
An Infinite-Nested Fraction Integral
How to simplify the nested fraction?
math
Dec 28, 2023
An Absolute Radical Integral
It's an even function, what would you do?
math
Dec 27, 2023
Derivative of x^x
Differential Calculus
math
Dec 23, 2023
How Many Zeroes Are There At The End Of 1000! ?
A Number Theory Puzzle
math
Apr 26, 2023
A Number Theory Puzzle
Modular Arithmetic
math
Apr 23, 2023
A Second Order Differential Equation
A Calculus Problem
math
Apr 21, 2023
A Mathematical Induction Problem
A Useful Formula
math
Apr 17, 2023
What's the Area between the Curve and the x-axis?
The Witch of Agnesi
math
Apr 16, 2023
The Witch of Agnesi: the Mystery of a Fascinating Mathematical Curve
In the realm of mathematics, the witch of Agnesi (pronounced as aɲˈɲeːzi, -eːsi; -ɛːzi) is a cubic curve that emerges from two diametric...
math
Apr 16, 2023
MIT Calculus Final Exam
Integration by parts for inverse trig?
math
Apr 15, 2023
A University Differential Equation
A Calculus Challenge
math
Apr 13, 2023
How Tall is the Glass?
An Algebra Brain Teaser
math
Apr 13, 2023
Calculus in Physics: Newtonian physics & Special Relativity
Application of Maclaurin Series
math
Apr 07, 2023
2023 MIT Integration Bee 🐝
Integral Calculus with Nested Fractions
math
Apr 07, 2023
MIT Calculus Advanced Placement Test
Integral Calculus
math
Apr 06, 2023
The Klein Bottle Hat: A Mind-Bending Accessory That Defies Intuition
Introduction to Topology
math
Apr 06, 2023
Constructing The Riemann Integral
Real Analysis
math
Apr 06, 2023
The Lemniscate of Bernoulli: A Mathematical Masterpiece
∞ and beyond
math
Apr 05, 2023
MIT Calculus Advanced Placement Test
Differential Equation
math
Apr 05, 2023
When Topology Meets Calculus
Epsilon-delta
math
Apr 04, 2023
A Somewhat Tricky Mechanics Question
Let us look at some kinematics
math
Apr 03, 2023
A United Kingdom Math Challenge
SMC 2022
math
Apr 02, 2023
MIT Calculus Advanced Placement Test
Area under Curve
math
Apr 01, 2023
Green's Theorem
Vector Calculus
math
Apr 01, 2023