Peter and Penny have been invited to their grandma's train museum but when they arrive they find some of the trains do not work! Their grandma invites them to help repair the trains, and along the way they discover the science of the machine and what makes it work. This book is written in comic book format and pictures show how machines work.
- ISBN10 1406205486
- ISBN13 9781406205480
- Publish Date 25 August 2006
- Publish Status Out of Print
- Out of Print 3 April 2016
- Publish Country GB
- Publisher Pearson Education Limited
- Imprint Raintree Publishers
- Format Hardcover
- Pages 32
- Language English