Martin, Hope Active learning in the mathematics classroom, grades 5-8 / Hope Martin - 2nd ed. - Thousand Oaks, CA : Corwin Press, 2007 - xvii, 187 p. : ill. ; 28 cm. Includes bibliographical references (p. 187) ISBN: 9781412949774 (hbk.) RM380.70 1412949777 (hbk.) 9781412949781 (pbk.) 1412949785 (pbk.) Subjects--Topical Terms: Mathematics--Study and teaching (Elementary)Active learning