| | Secrets of Mental Math: The Mathemagician's Guide to Lightning Calculation and Amazing Math Tricks
Authors: Arthur Benjamin, Michael Shermer
List Price: $12.95
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Rating:  33 reviews
Sales Rank: 2973
ASIN: 0307338401
Publication Date: August 8, 2006
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| | Teach Your Child Math : Making Math Fun for the Both of You
Authors: Arthur Benjamin, Michael Brant Shermer
List Price: $15.95
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Rating:  3 reviews
Sales Rank: 881903
ASIN: 0737301341
Publication Date: August 1, 1999
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