How Does It Work?


This excellent addition to the series lifts the flap on all kinds of gadgets, systems and ideas. It answers questions such as How does electricity get into our walls? Why do waves go up and down? and Where does money come from? Perfect for every inquisitive child.

1 in stock (can be backordered)

ISBN: 9781474989886 Category:


Author Katie Daynes Published by Usborne Publishing Ltd. ISBN 9781474989886


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