Brain Games: Colossal Book of Cranium-Crushers: .

Unleash your inner genius with ALL NEW epic puzzles, creativity-boosting challenges, and tons of brain-busting fun in this awesome, kid-friendly activity book based on the hit National Geographic TV show Brain Games!

Prepare to have your mind blown! Inside this book you'll find mind-bending games and puzzles that are backed by the latest neuroscience discoveries and designed to fine-tune your mental muscle. Journey through elaborate mazes, solve crossword puzzles like a pro, and get your cre...