This book is part of a book series called Reading Essentials in Science .

This book has been graded for interest at 9-12 years.

There are 24 pages in this book. This book was published 2005 by Perfection Learning .

M. J. Cosson grew up thinking that she would become an artist. She won scholarships in school to attend classes at the local art museum, and her bachelor's degree is in art. She began working as a graphic artist, then realized that she was a better writer than artist. She lives in Iowa with her dogs, Clancy and Clementine, and her cat, Carrie Chapman Catt.