A series of books that introduces simple machines and how they work. Full-colour photographs illustrate how we use these machines in our everyday lives. Each spread comprises a descriptive photograph plus clear, easy-to-understand text to interest the young reader in basic physics. New words are set in bold and appear with short explanations in a comprehensive glossary. Each book contains a how-to-make activity page, a list of books for further reading and an index. WHEELS AND AXLES explains the principles of rolling and the uses of different types of wheel. Familiar objects are depicted in photographs to aid understanding.
This is Book 3 in the Simple Machines Series. See all Simple Machines books here.
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Chris Oxlade is an experienced author of non-fiction books for children. He has written more than 200 titles on science, technology, sports and hobbies, from encyclopedia articles to fun activity books.
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