Active Learning in the Mathematics Classroom, Grades 5-8, offers teachers a wealth of NCTM-aligned projects and lessons to re-energize mathematics education by engaging all students in rich learning experiences. Fully developed, ready-to-use lessons help students gain deeper understandings of key concepts, learn to use mathematics as a powerful problem-solving tool, and communicate and reason mathematically. The revised edition includes current research about effective methods for teaching mathematics, a new chapter that focuses on algebra concepts, 15 new student activities, and streamlined information for teachers preparing to implement the activities.