No. of pages 32
Published: 2013
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This book is part of a book series called How Things Work .
There are 32 pages in this book. This book was published 2013 by Hachette Children's Group .
This book has the following chapters: Making work easier Levers Ramps Wedges Screws Wheels and axles Gears Pulleys Water and air Make a balance Make a cardboard car Testing gears Make a monster head Glossary Topic Web Index
This book is in the following series: