ISBN 9780072486742 books & textbook
Teaching Science in Elementary and Middle School Classrooms: A Project-Based Approach
Krajcik, Joseph S. Czerniak, Charlene M. Berger, Carl F. Berger, Carl
McGraw-Hill Humanities/Social Sciences/Languages /2002-08-06 Paperback / 552 Pages
isbn-10: 0072486740 / isbn-13: 9780072486742
