Trouble according to Humphrey /
Betty G. Birney. --
- New York : Puffin Books, 2008, c2007.
- 180 p. : ill.
Includes reader's guide.
Humphrey, the pet hamster of Longfellow School's Room 26, relates the ups and downs experienced by his human classmates as they begin a project to create a model town complete with houses and community services.