Fourth-grade science whiz Phineas MacGuire is forced to team up with the new boy in class on a science fair project, but the boy's quirky personality causes Phineas to wonder if they have any chance of winning.
When his new best friend, Ben, decides to run for class president, fourth-grade science whiz Phineas MacGuire reluctantly agrees to be his campaign manager in exchange for help with his latest experiment--cultivating exhibits for a mold museum.
Marylin and Kate have been friends since nursery school, but when Marylin becomes a middle school cheerleader and Kate begins to develop other interests, their relationship is put to the test.