Second graders Ivy and Bean set out to expel the ghost who is living in the girls' bathroom at their school.

Best friends Ivy and Bean learn that being very good, or very bad, can be a real challenge when they set out to become like a man Ivy heard about who was so pure of heart that birds and animals followed him.

When all the second grade students must enter the science fair, which has global warming as its theme, best friends Ivy and Bean team up to create an unusual project.

When classmate Vanessa insists that all single children are spoiled, Ivy wonders whether she can become "unspoiled" by giving away all her clothes at school (which does not go over well with her teacher or parents)--but ultimately decides that all she needs to accomplish her goal is a little sister.

Bean's older sister, Nancy, is going to Girl Power 4-Ever Camp and Bean can't go. So Bean and Ivy make their own camp.