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This book will teach you to do math in your head faster than you ever thought possible
powerful magical items
geometric puzzles and mathematical puzzles to tease and occupy all types of puzzlists
484 Product dimensions: 10
Using examples and a careful digestion of the literature
The Number Devil: A Mathematical Adventure Mah jong This book will teach youISBN 13: 9780805062991 Publisher: Holt, Henry & Company, Inc. Publication date: 05 01 2000 Edition description: First Edition Pages: 264 Sales rank: 72,624 Product dimensions: 6. 10(w) x 9. 10(h) x 0. 90(d) Lexile: 580L (what's this?) Age Range: 11 13 Years The international best seller that makes mathematics a thrilling explorationIn twelve dreams, Robert, a boy who hates math, meets a Number Devil, who leads him to discover the amazing world of
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