The Great Book of Mazes Put down your phone and entertain your brain with 504 pages of mazes. This book is perfect to take on the airplane or camping or to carry in your briefcase or purse for games on-the-go. Includes:· 400 mazes· solutionPromote relaxation, improve critical thinking, and exercise your mind! Activity level ranges from introductory to expert, making this a perfect all-around adult activity book.