This book is part of a book series called Guinea Pigs Online .

This book has been graded for interest at 7-10 years.

This is a chapter book. Publishers market early chapter books at readers aged 6-10 years. This book was published 2015 by Quercus NA .

Amanda Swift is a former actress. She has written for several children's series, including My Parents are Aliens, and dramatised two Jacqueline Wilson books for Radio 4. She has written three novels for the 9+ age group. She lives in south-east London. Sarah Horne trained as an Illustrator at Falmouth College of Arts. She has worked in Illustration for Editorial, Advertising and Children's Books for the past three years. Jennifer Gray is a former lawyer and now writes children's comedy. Her other work includes the Atticus Claw series. She lives in central London and Scotland with her family.