Cover image for Simple machines
Title:
Simple machines
Personal Author EPSB:
Summary:
Describes and compares the four kinds of simple machines, levers, pulleys, wheels, and ramps.
Year Published:
2001
Physical Description:
31 p. : col. ill. ; 19 cm.
Note:
Includes index.
Note (Local):
Book
Program Information:
Accelerated Reader LG 2.6 0.5 56966

ARx
ISBN:
9780516216805

9780516273105
Publisher:
New York : Children's Press, c2001.