A balloon for Isabel /
by Deborah Underwood ; illustrations by Laura Rankin.
- 1st ed.
- New York : Greenwillow Books, c2010.
- [32] p. : col. ill. ; 29 cm.
As graduation day approaches, Isabel tries to convince her teacher that she and Walter, both porcupines, should receive balloons on the big day just like the other children.