Games, Puzzles, Paradox and Proof

Stylised blue-green photos of a monk, a pixellated dog, a close-up spore, a person on a hill, a toy robot and a banana wrapped in chains

In this series we look at games, puzzles, riddles, seemingly inexplicable coincidences, confounding conundrums, and mathematical sleight-of-hand (such as a “proof” that 1=0), and how all of these can lead to interesting mathematics.

In this series