Levers and pulleys
By: developed by Lawrence Hall of Science
Contributors: Lowery, Lawrence F; Lawrence Hall of Science; Encyclopaedia Britannica Educational Corporation
Series: Full option science system -- grade 5-6, module [3]
Publisher: Encyclopaedia Britannica Educational Corp.
Published: 1993
Place of publication: Chicago, Ill
Language: eng
Subjects: Simple machines -- Study and teaching (Elementary); Levers -- Study and teaching (Elementary); Pulleys -- Study and teaching (Elementary); Science -- Study and teaching (Elementary)
Other titles: FOSS full option science system; Britannica science system
Description: Exposes students to basic concept of mechanics using two of the six simple machines: levers and pulleys
Notes: Cover title

Developed by Dr. Lawrence F. Lowery and his team at the Lawrence Hall of Science

"FOSS Full option science system...distributed as part of the Britannica science system."--binder