Barry Leung, CoMN, KoMG, ARM

• Who's Lying? A Night with Vampires & Werewolves

  Imagine a world split cleanly in two. Every creature you meet is either a Vampire or a Werewolf, and each species has a peculiar...

  math

  Mar 31, 2026
• #1 Building In Public: Math Games

  So I have been thinking of how to expand the current Math Games brand beyond just Medium. So far I have been successful at launching my...

  programming

  Mar 30, 2026
• Mathematics in Secret. Then She Changed the History of Numbers.

  Sophie Germain studied at night, published under a man's name, and corresponded with the greatest mathematicians alive. The work she left...

  math

  Mar 30, 2026
• Are You Smart Enough To Find The Length?

  I was doing this geometry problem with my friend as a contest to see who would get to the answer faster. After trying for 30 minutes, we...

  math

  Mar 29, 2026
• Let's Make Mathematics a Little More Beautiful

  An interactive version of this can be found here

  math

  Mar 29, 2026
• Can You Solve This Sweet Counting Puzzle From Oxford University?

  School holidays can be boring. Miriam and Adam know this well. So they've struck a deal: they'll pass the time eating sweets - but their...

  math

  Mar 28, 2026
• The Solution To Young Sherlock's Math Equation Is Lying In Plain Sight! But Can YOU See Spot It?

  The mystery TV series Young Sherlock recently premiered on Amazon Prime Video. It is inspired by Andrew Lane's Young Sherlock Holmes book...

  math

  Mar 28, 2026
• Can You Help The Fox?

  A Math Puzzle

  math

  Mar 27, 2026
• How Far Apart Are These 2 Circles?

  A common geometry puzzle is about finding the area of the intersections of two circles.

  math

  Mar 27, 2026
• A Proof By Contradiction That We Must Be Self-Interested

  I have thought about this a couple years ago. Back then, I was contemplating the ideas of selfishness and selflessness in humans.

  philosophy

  self

  Mar 26, 2026
• Try This Running Math Puzzle!

  It actually doesn't matter how long the track is. Although if it helps you solve the puzzle, you can assign any length to the track.

  math

  Mar 26, 2026
• Can You Find The Probability?

  I am not sure if there's any real world application to this. That said, I do know that these puzzles are a great way to kill time and...

  math

  Mar 25, 2026
• Can You Find The Area Of The Red Intersection?

  Hello my dear friends of Math Games, if you have been enjoying our daily puzzles, consider making a contribution here. It would help fuel...

  math

  Mar 24, 2026
• A Very Old Math Question From Cambridge University

  A Calculus Challenge From 1991

  math

  Mar 23, 2026
• Can You Find The Area Of The Orange Square?

  By find I mean to compute the area of the square given a 3–4–5 triangle inscribed inside.

  math

  Mar 22, 2026
• These Are 4 Right Triangles. What's The Area Of One Triangle Only?

  I could think of at least two ways of solving this geometry question.

  math

  Mar 21, 2026
• A Fly & Spider Math Puzzle

  In the following figure, A is Alf, the fly, and B is Buridan the spider, at diagonally opposite corners of the floor of the room. Alf is...

  math

  Mar 20, 2026
• The Other Side Of Life On New House Organic Farm in Kniveton

  Working, learning and living with Bob and friends (13th March - 18th March)

  travel

  pets

  Mar 18, 2026
• Are You Smart Enough To Find What Fraction Of The Decagon Is Shaded?

  A Geometry Challenge with 2 Solutions!

  math

  Mar 18, 2026
• So How Far Has The Ant Walked?

  This is a question on the application of complex numbers.

  math

  Mar 14, 2026
• That's Why McDonald's CEO Only Took A small Bite Of The BIG Arch

  So recently there's a popular video circulating on the internet about the McDonald's CEO Chris Kempczinski trying the BIG ARCH™ burger on...

  food

  Mar 13, 2026
• Apparently There's A Math Problem In America

  If I were to tell you that your go-to meal at the local steakhouse has a price reduction of 600%, what would you do?

  math

  Mar 12, 2026
• Can You Solve This Calculus Challenge: A Slanted Revolution?

  Here's a hint: Rotational Matrix

  math

  Mar 11, 2026
• English Was My Favorite Class

  I have been trying to slow down when it comes to writing. Since ChatGPT came out, I too have unfortunately been at the mercy of the...

  writing

  Mar 10, 2026
• There's A Mistake in Math Genius Mary Adler's Calculus Problem

  Can you tell me what it is?

  math

  Mar 09, 2026
• University Has Become A Wealth Extraction Machine And Taught Me Absolutely Nothing Useful

  And the truth about mathematics education

  math

  Mar 05, 2026
• Sheep

  Dorothy Wellesley

  poetry

  Mar 05, 2026
• Here's How Archimedes Measured a Curve Without Calculus

  Archimedes tackled the long-standing problem of finding the area of a parabolic segment (the region between a parabola and a chord). In...

  math

  Mar 04, 2026
• Can You Solve This Calculus Puzzle By Oxford University?

  This is a fairly standard exercise in integral calculus. I guess the standards for getting into Oxford to read mathematics is dropping.

  math

  Mar 02, 2026
• Are You Smart Enough To Study At Oxford University?

  A simple cubic equation sort of looks like a snake meandering through the origin. Adding other terms changes the way it meanders, which...

  math

  Mar 01, 2026
• About Me - Barry Leung

  A Descendant of the Dragon, Barry Leung first drew breath beneath Lion Rock Harbour. In his youth, he journeyed to the old stone of Albion...

  history

  Feb 25, 2026
• Making Sense of Gravitational Time Dilation & Special Relativistic Time Dilation

  An Excerpt from A Brief History of Time

  math

  science

  Feb 24, 2026
• Our Mission

  Mathematics has always been the scaffolding because my true passion lies in becoming a well-read Renaissance man.

  math

  Feb 22, 2026
• Can ChatGPT, Google's Gemini and Microsoft's Copilot Pass The Apple-Orange Interview At Apple?

  Yes they can, but at what cost?

  artificial-intelligence

  Feb 21, 2026
• How Big Is The Red Area?

  I was walking by the cathedral in town today and found out it was Ash Wednesday today thanks to the congregation of people sat at the front...

  math

  Feb 18, 2026
• Are You Smart Enough To Find A + H?

  Come not between the dragon and his wrath. Apparently this is a quote from Shakespeare, and I happened to have seen this on a dragon...

  math

  Feb 17, 2026
• Almost - The King of Math Games (Math Games Official Anthem)

  I wouldn't say I completely enjoyed my time at university, if anything, the final year of my degree has been a harrowing experience, to say...

  poetry

  Feb 16, 2026
• An Algebra Puzzle

  There are many ways one can solve this. It all boils down to what sort of techniques you are most comfortable with.

  math

  Feb 16, 2026
• Can You Count Them All?

  So we have a star, a mountain and another shape today. Our job is to carefully count all the triangles in each of them.

  math

  Feb 15, 2026
• Happy Valentine's Day: Can You Maximize The Love On This Day?

  Happy Valentine's Day everyone, I hope you are having a euphoric moment, but if not, you can try this algebra puzzle about maximizing the...

  math

  Feb 14, 2026
• A Geometry Puzzle: What's OC?

  Honestly please share your approach to this one in the comments below because there are at least 7 different ways you can get to the...

  math

  Feb 13, 2026
• What Day Of The Week Is It?

  As a kid, I used to hear stories of child prodigies being able to figure out what day of the week it is say 1000 days from today. In fact...

  math

  Feb 12, 2026
• A Cambridge University Admission Question

  This is question 4 from the Test of Mathematics for University Admission practice paper by the University of Cambridge.

  math

  Feb 11, 2026
• A Full Day

  I had the pleasure of paying a visit to Ryton Pools Country Park located in the south of the outskirts of Coventry.

  humor

  Feb 10, 2026
• Will Homer Simpson Get His Own Seat?

  A line of 100 airline passengers is waiting to board a plane. They each hold a ticket to one of the 100 seats on that flight. For...

  math

  Feb 10, 2026
• Racing To The Bottom

  Imagine there were only two companies A and B in the economy. It's of no pertinence to our discussion whether they are maximizing profit...

  artificial-intelligence

  Feb 09, 2026
• Can You Outsmart Jane Street's Tic Tac Toe Bot?

  I found this nice brain teaser from Jane Street's Puzzles, it's about you playing against an imperfect computer program in a game of tic...

  math

  Feb 08, 2026
• Can You Find All Possible Solutions In Both Cases?

  Apparently a version of this puzzle appeared in 'Nouvelles Annales de Mathématiques'. So we want to arrange the nine digits so that the...

  math

  Feb 06, 2026
• We Have Launched The Official Math Games Website

  Thank you to Medium and each and every one of you

  math

  Feb 05, 2026
• Can You Find The Number Below 400? This question took me less than a minute!

  This math puzzle is about a pyramid made up of consecutive integers starting from 1. So on the first row, we have 1. On the second row, we...

  math

  Feb 05, 2026
• Can You Solve This Oxford University Math Challenge?

  This algebra challenge comes from the 1997 Oxford University's Entrance Exam. And to be honest, any student with a good understanding of...

  math

  Feb 04, 2026
• Can You Solve This Oxford MAT Question from 1997?

  This is honestly one of the best puzzles for students and anyone looking to test their understanding of calculus.

  math

  Feb 03, 2026
• 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

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  🎯 Math Games | Puzzle 19 | 28/9/2024

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  🎯 Math Games | Solution 18 | 23/9/2024

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  🎯 Math Games | Puzzle 18 | 21/9/2024

  math

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  🎯 Math Games | Solution 17 | 16/9/2024

  math

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  🎯 Math Games | Puzzle 17 | 14/9/2024

  math

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  math

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  math

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  math

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  math

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  math

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  math

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  math

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  math

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  🎯 Math Games | Solution 14 | 19/8/2024

  math

  Aug 19, 2024
• Are You Smart Enough To Study Math At Oxford?

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  math

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  math

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• Can You Find cos(2Θ)?

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  math

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  math

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  math

  Aug 06, 2024
• What Time Will It Be?

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  math

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  humor

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  math

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• Can You Solve This New Sudoku?

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  math

  Aug 01, 2024
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  math

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• What is a + b + c + d + e?

  🎯 Math Games | Puzzle 11 | 29/7/2024

  math

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  writing

  math

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• Can You Solve This Oxford University Geometry Puzzle?

  Oxford MAT Geometry 🍊

  math

  Jul 28, 2024
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  math

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  math

  Jul 24, 2024
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  work

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  🎯 Math Games | Solution 10 | 22/7/2024

  math

  Jul 22, 2024
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  math

  Jul 21, 2024
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  🎯 Math Games | Puzzle 10 | 20/7/2024

  math

  Jul 20, 2024
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  math

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  math

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  math

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  🎯 Math Games | Solution 9 | 15/7/2024

  math

  Jul 15, 2024
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  math

  programming

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  comics

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  math

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  math

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  math

  Jul 09, 2024
• What Is The Correct Value?

  🎯 Math Games | Solution 8 | 8/7/2024

  math

  Jul 08, 2024
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  math

  Jul 08, 2024
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  math

  Jul 07, 2024
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  math

  Jul 06, 2024
• What Is The Correct Value?

  🎯 Math Games | Puzzle 8 | 6/7/2024

  comics

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  creativity

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  comics

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  math

  Jul 04, 2024
• Infinite Jesters and Grandi's Series

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  math

  Jul 03, 2024
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  math

  Jul 02, 2024
• 6 hours to go

  30/6/2024

  self

  Jun 30, 2024
• 11 hours to go

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  math

  Jun 29, 2024
• Expectations vs Reality

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  humor

  comics

  Jun 27, 2024
• Can You Pass This Cambridge Math ?

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  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

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• Can You Solve This Under Five Minutes?

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  math

  Jun 26, 2024
• I am A Divergent

  25/6/2024

  self

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  math

  Jun 25, 2024
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  🎯 Math Games | Solution 7 | 24/6/2024

  math

  Jun 24, 2024
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  22/6/2024

  humor

  Jun 22, 2024
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  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
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  math

  Jun 21, 2024
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  math

  Jun 20, 2024
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  math

  Jun 19, 2024
• Teddy Bear, DVD, Transience

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  relationships

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• Can You Solve This Old School Geometry Puzzle?

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  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?

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  math

  Jun 16, 2024
• 21, Inside Out 2, Identity

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  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?

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  math

  Jun 14, 2024
• Gloomy Day, Languages, Motivation

  13/6/2024

  self

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  math

  Jun 13, 2024
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  math

  Jun 12, 2024
• 2/3, Logarithms, Future

  11/6/2024

  self

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• A High School Algebra Puzzle

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  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 🐝

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  comics

  Jun 08, 2024
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  6/6/2024

  math

  Jun 06, 2024
• A Paintbrush Geometry Puzzle 🟠

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  Jun 06, 2024
• Content Creators, Consumers, Actually Living

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  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

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  May 31, 2024
• Can You Find The Product ab?

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  math

  May 31, 2024
• Guitar, Life Is Strange, Butterfly

  30/5/2024

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  poetry

  May 30, 2024
• Which Is The Odd One Out?

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  May 30, 2024
• Nietzsche, Geese, Us

  29/5/2024

  philosophy

  May 29, 2024
• Half A Fish Geometry Problem 🐟

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  poetry

  May 29, 2024
• Can You Prove 🟥 = 🟦?

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  math

  May 28, 2024
• Carnivore, Replicators, Biological Imperative

  27/5/2024

  science

  May 27, 2024
• How Big Is This Semi-Circle?

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  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?

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  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?

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  math

  May 24, 2024
• Documenting, Living, Trying

  23/5/2024

  self

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• Do You Know How To Do This Oxford Math Puzzle?

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  math

  May 22, 2024
• Are You Smart Enough To Study At Cambridge?

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  math

  May 21, 2024
• Can You Find The Area Of A Rhombus Inside Another One?

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  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?

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  math

  May 19, 2024
• Can You Do This Integral In Your Head? 🧠🧠

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  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?

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  self

  May 15, 2024
• A Simple But Fun Calculus Puzzle

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  math

  May 14, 2024
• Are You Smart Enough To Find The Area?

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  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?

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  math

  May 10, 2024
• Can You Calculate With No Calculator?

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  math

  May 09, 2024
• Can You Solve This Integral From Cambridge University?

  A TMUA Math Problem

  math

  May 09, 2024
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  math

  May 08, 2024
• Hall of Fame 🏆

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  comics

  May 08, 2024
• Welcome To The Weekly Math Games

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  math

  May 08, 2024
• Can You Solve This Oxford Math Puzzle? 🎁

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  math

  May 07, 2024
• What Is The Value Of Y?

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  math

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  An Elegant Geometry Puzzle

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  Apr 20, 2024
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  A Fun & Simple Riddle

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  Apr 18, 2024
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  Apr 17, 2024
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  humor

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  Apr 13, 2024
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  A Probability Puzzle: Would You Go First Or Second?

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  Apr 11, 2024
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  A Fun Problem In Basic Mathematics

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  A Fun Math Puzzle: Can You Count All The Red Squares?

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  Apr 09, 2024
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  A Challenging Cambridge Math Puzzle

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  Apr 08, 2024
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• Give Me Some Suggestions

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  Apr 05, 2024
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  A Problem In The Forest 🌴

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  Apr 03, 2024
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  A High School Calculus Puzzle 🔴🔵

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  They kinda look like planets 🪐

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  Apr 01, 2024
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  Happy Easter Everyone!

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  Mar 23, 2024
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  Mar 23, 2024
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  Mar 22, 2024
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  Mar 21, 2024
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  Mar 21, 2024
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  Mar 19, 2024
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  Mar 19, 2024
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  Mar 18, 2024
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  Mar 18, 2024
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  Mar 17, 2024
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  Mar 17, 2024
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  Mar 17, 2024
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  Mar 17, 2024
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  Mar 16, 2024
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  Mar 15, 2024
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  Mar 14, 2024
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  Mar 13, 2024
• Can You Pass This Apple-Orange Interview At Apple 🍎?

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  Mar 13, 2024
• Mathematics & Calculus

  Time For Another Calculus Puzzle

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  Mar 12, 2024
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  Mar 10, 2024
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  Mar 10, 2024
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  A Challenging Math Puzzle

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  Mar 09, 2024
• How Would You Solve This Math Puzzle?

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  Mar 09, 2024
• A Light-hearted Math Puzzle: h 💗 (h 💗 h) = ?

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  Mar 08, 2024
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  Mar 08, 2024
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  Mar 07, 2024
• What Is The Folium of Descartes?

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  Mar 06, 2024
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  Mar 05, 2024
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  Mar 05, 2024
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  Mar 04, 2024
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  Mar 03, 2024
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  Mar 03, 2024
• How To Find The Infinite Sum?

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  Mar 02, 2024
• High School Alege

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  Mar 01, 2024
• How To Find The Area of The Semi-Circle? 🍉

  A Fun Geometry Puzzle

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  Mar 01, 2024
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  A Nested Radical Problem

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  Feb 29, 2024
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  Feb 28, 2024
• A Probability Puzzle: Finding 1000P

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  Feb 28, 2024
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  Feb 27, 2024
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  Feb 26, 2024
• Are You Clever Enough To Get Into Oxford University?

  An Oxford MAT challenge

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  Feb 26, 2024
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  Feb 25, 2024
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  A simple and fun geometry puzzle

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  Feb 24, 2024
• A Calculus Challenge from Oxford University

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  Feb 24, 2024
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  Feb 23, 2024
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  Feb 23, 2024
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  Feb 22, 2024
• Can You Count The Number of Triangles?

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  Feb 22, 2024
• How To Mathematically Share A Pizza with 3 People?

  Integral Calculus: 2 Parallel Cuts

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  Feb 21, 2024
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  Feb 21, 2024
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  A honeycomb within an orange 🍊

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  Feb 20, 2024
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  An Oxford MAT Problem from 2003

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  Feb 20, 2024
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  Feb 19, 2024
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  Patterns and Proof

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  Feb 19, 2024
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  Feb 16, 2024
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  Feb 15, 2024
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  Oxford MAT 2020: Integral Calculus

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  Feb 15, 2024
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  Happy Valentine's Day: How Big Is Your Heart?

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  Feb 14, 2024
• A Simple and Fun Geometry Problem

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  Feb 13, 2024
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  Feb 13, 2024
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  Feb 12, 2024
• How To Win Rock Paper Scissors with Math? 🎲

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  Feb 11, 2024
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  Feb 09, 2024
• Are You Smart Enough For A Math Degree at Oxford University?

  A math problem with a simple solution!

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  Feb 09, 2024
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  math

  Feb 08, 2024
• Welcome to High School Calculus

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  Feb 08, 2024
• A Japanese Math Problem at the Isaniwa Shrine from 1937 🏯

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  math

  Feb 08, 2024
• A Japanese Sangaku Problem at the Tokuraji Temple 🎌

  More circles within circles

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  Feb 07, 2024
• Can You Solve This Japanese Sangaku Problem? 🍙

  Circles within circles

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  Feb 06, 2024
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  Catenary: Latin for a hanging chain

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  Feb 04, 2024
• How Much Do The 6 Triangles Cover The Hexagon?

  A Very Cool And Easy Geometry Problem

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  Feb 04, 2024
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  math

  Feb 03, 2024
• A Very Strange Looking Integral: 2024! (Factorial)

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  math

  Feb 03, 2024
• Are You Smart Enough To Find The Radius?

  A Fun Geometry Challenge

  math

  Feb 03, 2024
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  A Calculus Problem

  math

  Feb 02, 2024
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  poetry

  space

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  Feb 02, 2024
• Can You Find What M Is?

  An Interesting Calculus Problem

  math

  Jan 31, 2024
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  An insightful calculus problem

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  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

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  Jan 30, 2024
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  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
• An Elegant Proof That 1 + 1 = 2

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  math

  Jan 20, 2024
• Draw A Line To Solve This!

  A Challenging Geometry Puzzle

  math

  Jan 18, 2024
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  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

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  Jan 16, 2024
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  Mathematics: A Combinatorics Challenge

  math

  comics

  Jan 15, 2024
• A Very Smart Solution On Oxford University Geometry Problem

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  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
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  Geometry Challenge: 4 circles and one triangle

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  Jan 09, 2024
• Challenging Math Puzzles

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  math

  Jan 06, 2024
• Chaos Theory

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  Jan 01, 2024
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  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

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  Apr 16, 2023
• The Witch of Agnesi: the Mystery of a Fascinating Mathematical Curve

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  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

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  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