This book is part of a book series called How It Works .
This book is aimed at children in primary school.
There are 32 pages in this book. This book was published 2001 by Capstone Global Library Ltd .
Angela Royston has written and edited many books for children about science and nature.
This book has the following chapters: a mixture of practical and mental activities to reinforce learning * a contents page, glossary and index
This book is in the following series: