Secrets of Mental Math: The Mathemagician's Guide to Lightning Calculation and Amazing Math Tricks
$16.00
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These simple math secrets and tricks will forever change how you look at the world of numbers.Paperback: 304 pagesPublisher: Three Rivers Press; Later Printing edition (August 8 2006)Language: EnglishISBN-10: 9780307338402ISBN-13: 978-0307338402ASIN: 0307338401 Product Dimensions: 5.2 x 0.6 x 8 inches Shipping Weight: 8.5 ounces
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