Hands-on games and puzzles from the Millennium Mathematics Project. Pit your wits against the SOMA cube, tangrams, Auntie's Tea Cups and giant dominoes, learn to play Go, and sharpen your strategic reasoning skills.

Part of the Cambridge Science Festival. No need to pre-book - drop in between 12 noon and 4pm.

Find the Centre for Mathematical Sciences on the University's online map.

The Enigma cipher was one of the most powerful weapons of WWII - an apparently unbreakable code. How did a small group of mathematicians crack it? Come and see a demonstration of a genuine WWII Enigma machine, and try your hand at breaking different codes used throughout 2500 years of history.

Part of the Cambridge Science Festival. No need to pre-book - drop in between 12 noon and 4pm.

Explore the maths of probability, chance and uncertainty in this exciting and highly interactive game-show style quiz, using hand-held voting technology to answer against the clock!

The event will be run three times during the afternoon - session timings are:

12.30pm - 1.15 pm

1.45 pm - 2.30 pm

3.0 pm - 3.45 pm

Part of the Cambridge Science Festival. No need to pre-book but arrive in good time as places are limited.

Professor John D Barrow looks at some applications of physics and maths to a variety of sports, including weightlifting, rowing, throwing, jumping, drag car racing, balance sports, and track athletics, as well as some of the paradoxical systems of judgement used in ice-skating, and the effects of latitude and air resistance on performance.

Part of the Cambridge Science Festival. No need to pre-book but arrive on time for the start of the talk (2pm).