This book is part of a book series called Key Questions in Physical Science .

This book has been graded for interest at 8-12 years.

There are 32 pages in this book. This book was published 2017 by Lerner Publishing Group .

Karen Kenney is a prolific author who has written numerous books for children, from titles on science through to issues topics, activity books and fiction. She writes for publishers in both the UK and the United States, where she lives.