Uses simple experiments to demonstrate the qualities and functions of such basic machines as the wheel, lever, and fulcrum.
- ISBN10 0862725291
- ISBN13 9780862725297
- Publish Date 28 June 1990
- Publish Status Out of Print
- Out of Print 9 October 1997
- Publish Country GB
- Publisher Pan Macmillan
- Imprint Kingfisher Books Ltd
- Format Paperback
- Pages 40
- Language English