Ludi Mathematici
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A Maths Puzzle About Pirates Shooting In A Circle🏴☠️
barry leung
3–4 minutesRead more: A Maths Puzzle About Pirates Shooting In A Circle🏴☠️ Here’s a classic maths retold: 1,024 pirates stand shoulder to shoulder in a circle, numbered 1 through 1,024. On the…
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Let’s Look At This 2026 Maths Exam For Gifted Students In Iraq
barry leung
3–5 minutesRead more: Let’s Look At This 2026 Maths Exam For Gifted Students In IraqI was scrolling on Reddit today and came across this difficult maths exam from Iraqi High School for gifted students.…
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Can You Solve This Classic Geometry Puzzle?
barry leung
1–2 minutesRead more: Can You Solve This Classic Geometry Puzzle?I was browsing through Twitter and came across this very interesting problem by @Pratik Matematik. There are two ways to solve…
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Twin Stars: Deng Yu, Hong Wang, and the Proofs That Moved a Century-Old Mountain
barry leung
9–13 minutesRead more: Twin Stars: Deng Yu, Hong Wang, and the Proofs That Moved a Century-Old MountainOn July 23, 2026, at the International Congress of Mathematicians in Philadelphia, the Fields Medal went to four mathematicians. Two…
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How To Find The Arc Length And Its Surface Area?
barry leung
2–3 minutesRead more: How To Find The Arc Length And Its Surface Area?In this article, we will take a deep dive into the derivations of the arc length of a curve and…
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Do You Think You Can Study Maths At Oxford University?
barry leung
1–2 minutesRead more: Do You Think You Can Study Maths At Oxford University?The function f, defined for whole positive numbers, satisfies f(1) = 1 and also the following rules f(2n) = 2f(n)…
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A Classic Maths Puzzle: How Many Cats Are Needed?
barry leung
2–3 minutesRead more: A Classic Maths Puzzle: How Many Cats Are Needed?If three cats catch three rats in three minutes, how many cats will catch 100 rats in 100 minutes? I…
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Should You Roll Or Not?
barry leung
2–3 minutesRead more: Should You Roll Or Not?Two bullets are loaded into a gun’s round barrel consecutively. The barrel has a capacity of 6. The gun is…
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So How Does The Koch Snowflake Have Finite Area?
barry leung
2–3 minutesRead more: So How Does The Koch Snowflake Have Finite Area?Following part one of the series, we will now look at the area of a Koch snowflake starting with an equilateral triangle…
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What If Even Your Point of View Is Uncertain? Quantum Physics Says It Can Be.
barry leung
7–10 minutesRead more: What If Even Your Point of View Is Uncertain? Quantum Physics Says It Can Be.Picture yourself standing on a railway platform as a trolley rolls by. A young girl riding inside lets go of…
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Even A 6 Year-Old Kid Can Solve This In 7 Seconds. But Can You?
barry leung
1–2 minutesRead more: Even A 6 Year-Old Kid Can Solve This In 7 Seconds. But Can You?The area of a triangle is 1/2(b)(h), where b is the base and h is the height. What that means…
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How Does The Koch Snowflake Have Infinite Perimeter?
barry leung
2–3 minutesRead more: How Does The Koch Snowflake Have Infinite Perimeter?What is the perimeter of the above Koch snowflake starting from an equilateral triangle with side length 1? This is…
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Student Finds Embarrassing Error in Cambridge Exam
barry leung
3–5 minutesRead more: Student Finds Embarrassing Error in Cambridge ExamThe Cambridge IGCSE is the international equivalent of England’s GCSE, a qualification typically taken by students aged 14 to 16.…
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Are You Smart Enough To Get Into Cambridge University?
barry leung
1–2 minutesRead more: Are You Smart Enough To Get Into Cambridge University?This maths challenge comes from the University of Cambridge. It’s a test for students looking to study computer science and…
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What’s the Area between the Curve and the x-axis?
barry leung
2–3 minutesRead more: What’s the Area between the Curve and the x-axis?This is the Witch of Agnesi, a bell-shaped mathematical curve named after the Italian mathematician Maria Gaetana Agnesi, famous because…
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How Many Duplicate FIFA World Cup Stickers Should You Expect?
barry leung
2–3 minutesRead more: How Many Duplicate FIFA World Cup Stickers Should You Expect?I don’t watch the World Cup, or sports in general. I never get excited about it, and I certainly do…
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Hawking’s Black Hole Prediction Faces a Mathematical Challenge
barry leung
7–11 minutesRead more: Hawking’s Black Hole Prediction Faces a Mathematical ChallengeTo understand the universe, scientists often seek the strange wanderers at its edges. “You always want to know about the…
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Try This Sum Of Sums Problem!
barry leung
1–2 minutesRead more: Try This Sum Of Sums Problem!The challenge for you is to solve for x. Here’s a hint: think of triangular numbers! Once again, this is…
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Do You Think YOU Can Solve This In 10 Seconds?
barry leung
2–3 minutesRead more: Do You Think YOU Can Solve This In 10 Seconds?The prompt I used to generate this image on ChatGPT is “generate a Zelda breath of the wild inspired blog…
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What Fraction Of The Decagon Is Shaded?
barry leung
1–2 minutesRead more: What Fraction Of The Decagon Is Shaded?What fraction of this regular decagon is shaded? Give this problem a try before jumping in for the solution! Solution:…
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So How Far Has The Ant Walked?
barry leung
1–2 minutesRead more: So How Far Has The Ant Walked?This is a question on the application of complex numbers. The standard solution requires us to formulate a function to represent…
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Ⓒ 2026 MATH GAMES By Barry Leung, CoMN, KoMG, ARM