This book is part of a book series called Pocket Manuals .
This book has been graded for interest at 6-11 years.
There are 128 pages in this book. This book was published 2019 by Haynes Publishing Group .
Catherine Barr specializes in clear explanations of `big issues for small people'. She has worked with Greenpeace and London's Natural History Museum before becoming a full-time researcher-writer. She describes herself as "interested in writing non-fiction stories that spark questions and conversation". Her bestselling book, The Story of Life , explaining the principle of evolution, was shortlisted for the English Association Picture Book Award in 2016. Catherine Barr lives near Hay-on-Wye.
This book is in the following series: