How does a light switch work Clear and simple words and pictures explain electricity.
- ISBN10 006445097X
- ISBN13 9780064450973
- Publish Date 17 June 1992 (first published 4 April 1989)
- Publish Status Active
- Publish Country AU
- Publisher HarperCollins Publishers (Australia) Pty Ltd
- Imprint HarperCollins,Australia
- Format Paperback
- Pages 32
- Language English