This is an original write-in activity book packed full of tricky puzzles, doodling, ideas for things to make and do, stories, facts, jokes and word games — all brightly and stylishly illustrated. There's a wide variety of mazes and puzzles to solve, codes to crack, things to spot, pictures and stories to complete, easy-to-follow instructions for making balloon rockets, green slime and a bubbling potion, faking cuts and dusting for fingerprints — and lots, lots more. It includes engaging cover-to-cover, with lots of 'dip in and out' appeal that will keep the reader coming back again and again. This book would make the ideal Christmas gift for any boy, but its lively and diverse content will delight all year round.