This is volume 7 in 39 Clues .
There are 192 pages in this book. This book was published 2010 by Scholastic US .
Peter Lerangis is the author of many books for young readers, including wtf , Smiler's Bones , the Watchers series, The Sword Thief , and the New York Times bestselling 39 Clues series. Peter lives with his wife and two sons in New York City. Visit him at PeterLerangis. com.
This book is in the following series: