Be Nice to Mice! /
by Nancy Krulik ; illustrated by John & Wendy.
- New York : Grosset & Dunlap, 2006.
- 78 p. : ill. ; 20 cm.
- Katie Kazoo, switcheroo ; 20. .
- Krulik, Nancy E. Katie Kazoo, switcheroo ; 20. .
Fourth-grader Katie is concerned when an older girl uses live mice in a science fair project, but when Katie turns into the sixth-grader and has to run the experiment herself, she has a different opinion of the student.