Designed by three puzzle-book pros and long-time Mensa workers, this mind-twisting book is jam packed with almost 100 pages of puzzles--from number stumpers and visual teasers to verbal tests. Kids will find themselves stuck...

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Designed by three puzzle-book pros and long-time Mensa workers, this mind-twisting book is jam packed with almost 100 pages of puzzles--from number stumpers and visual teasers to verbal tests. Kids will find themselves stuck, stumped, and thoroughly challenged as they flex their brain muscles.

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