Mr. Day's fourth-grade class has a contest, recycling bottles and cans so that they will have enough money to buy a guinea pig.
- ISBN10 0785775137
- ISBN13 9780785775133
- Publish Date 1 October 1995 (first published 1 January 1995)
- Publish Status Out of Print
- Out of Print 17 March 2021
- Imprint Turtleback Books
- Edition Turtleback School & Library ed.
- Format Hardcover (Library Binding)
- Language English