Age
4-8
Grade
PK-2
Lloyd G. Douglas
What Is a Pulley?
Paperback
(Childrens Pr Sept. 1, 2002)
Introduces pulleys and how they work to raise flags, as well as heavy objects.
- Series
- Welcome Books: Simple Machines
- ISBN
- 0516240242 / 9780516240244
- Pages
- 24
- Weight
- 1.6 oz.
- Dimensions
- 7.0 x 0.2
in.