There are 32 pages in this book. This book was published by Kingfisher .

The author, Ian Graham, is a full-time writer of books and magazines, specialising in technology. Professor Charles Taylor received the U. K. 's Bragg Medal and Prize of Institutional Physics, and the UK's Michael Faraday Award for contributions to the public understanding of science. He has presented lectures on BBC television and has written many science books for children.