Using machines/ Sally Hewitt.
- London : Chrysalis Children's Books, 2003.
- 32 p. : col. ill. ; 27 cm.
- Science around us .
Includes index.
before jan 2010
1844582787/ 9781844582785
Simple machines -- Juvenile literature.
621 HEW
Includes index.
before jan 2010
1844582787/ 9781844582785
Simple machines -- Juvenile literature.
621 HEW