The Notorious Question Six (cracked by Induction) - Numberphile

Epic Induction - Numberphile

A Miraculous Proof (Ptolemy's Theorem) - Numberphile

The Return of the Legend of Question Six - Numberphile

Geometry question to test the world's best math students (IMO 2024 problem 4)

Cow-culus and Elegant Geometry - Numberphile

The Oldest Unsolved Problem in Math

The Goat Problem - Numberphile

The Light Switch Problem - Numberphile

You, Me and The Legend of Question 6

Algebra Basics: What Is Algebra? - Math Antics

The Langlands Program - Numberphile

The Prime Number Race (with 3Blue1Brown) - Numberphile

Does -1/12 Protect Us From Infinity? - Numberphile

The Man Who Solved the $1 Million Math Problem...Then Disappeared

The unexpectedly hard windmill question (2011 IMO, Q2)

Tesla’s 3-6-9 and Vortex Math: Is this really the key to the universe?

Pebbling a Chessboard - Numberphile

The SAT Question Everyone Got Wrong

An Integration Conundrum - Numberphile

Darts in Higher Dimensions (with 3blue1brown) - Numberphile