One in a series of books, this volume presents an introduction to pulleys and gears for six to eight year-olds.
- ISBN10 1844436020
- ISBN13 9781844436026
- Publish Date 3 June 2005
- Publish Status Out of Print
- Out of Print 4 February 2009
- Publish Country GB
- Publisher Pearson Education Limited
- Imprint Raintree Publishers
- Format Hardcover
- Pages 32
- Language English