The Little Book of Big Mind Benders: Over 450 Word Puzzles, Number Stumpers, Riddles, Brainteasers, and Visual Conundrums

$9.95 (as of July 26, 2019, 1:23 pm) $1.06

4 x 6 inch book of brain-strengthening puzzles
Encourages logic, critical thinking, math skills
Salted peanuts for advanced thinkers, boot camp for beginners

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