This book is part of a book series called Freestyle Express-Science Missions .

This book has been graded for interest at 11-15 years.

There are 56 pages in this book. This book was published 2011 by Raintree .

Michael Burgan has written more than two dozen biographies for young readers. His Breaker Boys , about photographer Lewis Hine and his depiction of child labor, was named one of SLJ 's 20 Outstanding Nonfiction Books of 2013 .