## Articles

**Rob Eastaway**shows us how mathemagicians trade off the fact that you can usually predict precisely the outcome of doing something in mathematics, but only if you know the secret beforehand.

**C. J. Budd** and **C. J. Sangwin** show us how to create mazes, and explain why mazes and networks have much in common. In fact the study of mazes and labyrinths takes us into the dark territory of murder, suicide, adultery, passion, intrigue, religion and conquest...

**Ian Garbett**discusses radioactive decay.

Cookies are set out on a rectangular grid. The bottom left cookie is poisoned.

Two players take it in turn to "chomp" - that is, to eat one of the remaining cookies, plus all the cookies above and to the right of that cookie.

**R. McNeill Alexander**finds some answers.

**Ian Garbett**discusses light attenuation - the way in which light decreases in intensity as it passes through a medium.