This book is part of a book series called Saddleback Pageturners Science Fiction .

This book has been graded for interest at 11-17 years. This book is part of a reading scheme, meaning that it is a book aimed at children who are learning to read.

This is a chapter book. Publishers market early chapter books at readers aged 6-10 years. This book was published 2009 by Saddleback Educational Publishing .