When someone takes a pet goldfish, then other items from Ms. Blackwell’s classroom, each time leaving a clue in the form of a poem, student Edgar Allan competes with a classmate to be first to solve the mystery.

• ISBN: 9780823422715
• Author: Amato, Mary
• Published: 2010 , Holiday House
• Themes: Chapter books, Friendship, growing up, Mystery and detective
• Descriptors: Intermediate (ages 9-14), Realistic Fiction, United States
• No. of pages: 176