Kennedy, Leonard M. Guiding children's learning of mathematics / Leonard M. Kennedy, Steve Tipps. - 9th ed. - Belmont, CA : Wadsworth/Thomson Learning, 2000. - xvii, 622 p. : ill. ; 28 cm. Includes bibliographical references and index. ISBN: 0534549551 RM642.80 LCCN: 99-052976 Subjects--Topical Terms: Mathematics--Study and teaching (Elementary)