This book was recognised by the Iowa Children's Choice Award.

This book is part of a book series called Clone Codes .

This book has been graded for interest at 12 years.

There are 173 pages in this book. This book was published 2010 by Scholastic Press .

Patricia and Fredrick McKissack are the authors of numerous award-winning books, including REBELS AGAINST SLAVERY: AMERICAN SLAVE REVOLTS and BLACK HANDS, WHITE SAILS: THE STORY OF AFRICAN AMERICAN WHALERS, both Coretta Scott King Honor Books, and SOJOURNER TRUTH: AIN'T I A WOMAN? a Coretta Scott King Honor Book and winner of the Boston Globe/Horn Book Award. Patricia and Fredrick McKissack live in St. Louis, Missouri. John McKissack resides in Memphis, Tennessee. Patricia C. McKissack has written more than one hundred books about the African American experience.