Middle-schooler Isabelle Bean follows a mouse's squeak into a closet and falls into a parallel universe where the children believe she is the witch they have feared for years, finally come to devour them.
Fourth-grade science wiz Phineas L. 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.
Best friends Marylin and Kate compete for limited school resources when Kate helps her boyfriend seek funding for the Audio Lab, while Marylin covers her interest in the student body president by claiming she only wants his support for new cheerleading uniforms.
Bullied by two mean girls in her sixth-grade class, a lonely, plump girl gains self-confidence and makes new friends after a mysterious fox gently bites her.