Can you complete all 100 puzzles? Challenge kids 7+ to finish every maze, which get harder as the book goes on. Solve the mazes to escape each labyrinth! These mazes get trickier as they go along so you can hone your skills as you finish the book. Find the right path to ski down a snowy mountain, navigate a network of caves, and steer your submarine past a sea monster. Can you complete the final, super-difficult puzzle? Take the 100 puzzle challenge and find out.