Pre-order the long-awaited and brain-busting sequel from the UK's finest codebreakers and puzzle-solvers at GCHQ. With their first bestselling book, The GCHQ Pu
Eleven-year-old Zoé Badger, imaginative, carefree and adventurous, lives a transient life, moving with her mother from one town to the next—except for summer
Mathematical dupes, sleights of hand, shady shuffles, and impossible predictions: these are just a few of the 80 ways to use a pack of cards to dazzle and baffl