Calculator Puzzles, Tricks and Games (Dover Children's Science Books) Best
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Calculator Puzzles, Tricks and Games (Dover Children's Science Books) Overview
Perform amazing feats of mathematical magic, answer clever riddles, and much more with this book and a handy pocket calculator. Scores of brain-teasers, puzzles, mathematical oddities, games, and recreations to fill dozens of hours with fun and excitement. Answers to problems.
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*** Product Information and Prices Stored: Mar 14, 2012 06:14:09
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