The Little Book of Big Mind Benders

Smart, additive, challenging, fun—this mind-expanding collection of over 450 full-color spatial puzzles, number challenges, wordplay, visual conundrums, and more is like a stealth boot camp for the brain. Both sides, left and right. The puzzles are color-coded by type and distributed throughout the book in mixed fashion, for a cross-training effect. Test your knack for patterns with Perfect Match, then jump into logic's deep end in Go Figure—all for a more nimble brain.