Incredible Puzzles (Possible Impossible)

This book is jam-packed with amazing puzzles, which start easy and get harder as you go through the book. There are mazes, dot-to-dot, odd one out, spot the difference, and picture puzzles. Every puzzle has a time challenge at the top of the page. The puzzles graduallyl become more complex, until you meet the ultimate challenge - one so hard that you'll be tempted to look at the solution at the back of the book!