Buy Used Arithmetic CDs

Grounding Concepts: An Empirical Basis for Arithmetical Knowledge

by C. S. Jenkins

ISBN 13: 9780199231577

Format: Hardcover (306 pages)
Publisher: OUP UK
Published: 01 Oct 2008

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Head First Algebra: A Learner's Guide to Algebra I

by Tracey Pilone,Dan Pilone

ISBN 13: 9780596514860

Format: Illustrated (560 pages)
Publisher: O′Reilly
Published: 26 Dec 2008

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