This brand-new title in the hugely successful Clever Kids® series contains over 101 code conundrums to exercise young minds.

From number games and logic puzzles to code breakers and enigmas, it's packed with secret-agent and spy challenges to put kids' mental agility and lateral-thinking skills to the test.

Created by bestselling puzzle book author Gareth Moore, author of the chart-topping BrainGamesforCleverKids.