Age
5-8
Grade
K-3
Kelli Hicks
Escalators
Paperback
(Rourke Educational Media Aug. 1, 2014)
Describes how an escalator works using a complex conveyor system and how it makes transportation more convenient.
- Series
- How It Works
- ISBN
- 1627177698 / 9781627177696
- Pages
- 24
- Weight
- 4.0 oz.
- Dimensions
- 8.0 x 0.1
in.