What do Pulleys and Gears do?
No. of pages 24
Published: 2007
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This book features in the following series: What Do Simple Machines Do?, What Do. .
This book is aimed at children in primary school.
There are 24 pages in this book. This book was published 2007 by Capstone Global Library Ltd .
David and Penny Glover are experienced writers of books for children.
This book is in the following series:
