Discover what wedges, wheels, screws, planes and axels are and the role they play in machines all around you in this informative introduction to physical science.
Titles in the series:
- Inclined Planes
- Levers
- Pulleys
- Screws
- Wedges
- Wheels and Axles
Age:
9–11 years
Extent:
32pp
Trim Page Size:
8.5 x 11 ins
Imagery:
photographs