Optical illusions are endlessly fascinating, and this book takes them to the next level! With ingenious full-colour art, this activity book doesn''t just present these illusions-it shows how you can recreate them yourself, while demonstrating the brain-boggling science of perception.Create impossible objects, mind-bending patterns and uncanny perspectives in these activities, including: • Mazes • Colouring • Experiments• Photography • And ways to test yourself! Ideal for readers aged 7+, this fascinating activity book will improve problem-solving skills and reveal incredible facts about the human brain!