Think outside outside the box in our latest issue. No more tennis puns, primes mod 4, plus all your favourite regulars.

The definitive chart of the best dates

As the festive season strikes again, we'll be dishing out more fiendish puzzles – this time with prizes!

New issue out now! Graphical linear algebra, slide rules and game theory in nature. Plus all your favourite fun pages.

Prof. Dirichlet tackles political arguments and werewolves in answering your personal problems

A blast from the past. Modelling battle grounds from ancient Greece.