This book is part of a book series called Science At Work .

This book is suitable for Key Stage 3. KS3 covers school years 7, 8 and 9, and ages 12-14 years. A key stage is any of the fixed stages into which the national curriculum is divided, each having its own prescribed course of study. At the end of each stage, pupils are required to complete standard assessment tasks. This book is aimed at children in secondary school.

There are 25 pages in this book. This book was published 1996 by Pearson Education Limited .