Hard-to-teach science concepts a framework to support learners, grades 3-5 - Koba, Susan; Mitchell, Carol T.; ebrary, Inc. (Arlington, Va. : National Science Teachers Association, 2011)
pt. 1. The toolbox : a framework and instructional tools -- pt. 2. Toolbox implementation : using the framework and instructional tools with hard-to-teach science topics.
Includes bibliographical references and index.
Electronic reproduction.
Keywords: Science -- Study and teaching (Primary); Electronic books