No. of pages 144
Published: 2004
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This book features in the following series: Knowledge Series, The Knowledge .
There are 144 pages in this book. This book was published 2004 by Scholastic .
Daniel Postgate is the son of Oliver Postgate, creator of such classics as Ivor the Engine, The Clangers and Noggin the Nog. Dr Mike Goldsmith works at the UK's National Physical Laboratory. He has worked on a variety of science topics, including sound and space. He has written several books for children.