This book is part of a book series called Cool Science .
This book has been graded for interest at 9-12 years.
This book was published 2007 by Lerner Publications .
This book is in the following series:
This book is part of a book series called Cool Science .
This book has been graded for interest at 9-12 years.
This book was published 2007 by Lerner Publications .
This book is in the following series:
