This book is part of a book series called Powermath .

This book has been graded for interest at 8-12 years.

There are 36 pages in this book. This book was published 2005 by PowerKids Press .

Orli Zuravicky has written and edited over a hundred children's books for kids of all ages. A graduate of Barnard College, Orli lives, works, and writes in New York City.