Two fifth-graders who are the targets of bullies and a mouse spy who has not only lost her job but is also on a mobster rat's hit list, meet at Washington D.C.'s International Spy Museum and go under cover to help each other out.
- ISBN10 1417754311
- ISBN13 9781417754311
- Publish Date 1 September 2006 (first published 21 June 2005)
- Publish Status Out of Print
- Out of Print 7 April 2021
- Imprint Turtleback Books
- Edition Turtleback School & Library ed.
- Format Hardcover (Library Binding)
- Pages 248
- Language English