Booknbsp;two in the riviting and mysterious series by the master of the school story, Andrew Clements
- Genre: Juvenile Fiction
- Subgenre: Family / Parents, School + Education, Social Issues / Friendship
- Age: 9-12 years
- Publisher: Atheneum
- Pages: 204
- Edition: Reprint
- Language: English
- Format: paperback
- Release Date: August 30, 2011
- Date Published: August 30, 2011
- Author: Andrew Clements
- Illustrator: Adam Stower