"Objects need force in order to move. Pushing and pulling are forces. Some objects need a push to move, some need a pull, and others need both. Includes science and reading activities and a word list"--Provided by publisher.
Series:
A Beginning-to-read book. Read and discover. Physical science Lindeen, Mary. Beginning-to-read book. Physical science. Physical science.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.