book 1, 39 Clues
No. of pages 4
This is book 1 in 39 Clues .
This book has been graded for interest at 9-12 years.
There are 4 pages in this book. This book was published 2008 by Scholastic .
Rick Riordan is the author of the hugely popular Percy Jackson series.
This book is in the following series: