Designed for maximum fun and cognitive conditioning.
Containing over 100 exercises each, Perceptual Puzzlers challenge the cleverest number crunchers and puzzle solvers. For fun or for sport, these puzzles are perfect for car trips or airplane rides or even to find out who is the real puzzle wizard in the family. Puzzlers used to those old-fashioned black-and-white puzzles will be happy to move up to these techno-colorful puzzle books.
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