This book is part of a book series called Basher .
This book has been graded for interest at 9-11 years.
This is a reference book. This book was published 2016 by Pan Macmillan .
Basher books are available in over 20 countries and have sold over 3 million copies worldwide. Dan Green wrote Basher's Physics , Biology , Astronomy and Rocks and Minerals . He studied Geology at Cambridge University.