New York : Wendy Lamb Books, c2009.
152 p. : ill. ; 21 cm.
A Junior Library Guild selection
Nine-year-old. Calvin catches the attention of the school bully on the day before he starts fourth grade, while at home, the unfriendly, fifteen-year-old daughter of his mother's best friend has taken over his room.
9780375846007 (trade pbk.)
037584600X (trade pbk.)