A.J. and his friends are afraid that Ms. Todd, their substitute teacher, has killed their regular teacher and is trying to take over her job.

When his teacher is out sick for a week, Martin MacGregor has a difficult time with the homework assigned by the substitute teacher.

When her teacher announces that he is getting married, Lilly the mouse sets her heart on being the flower girl at his wedding.

On the first day of school, a young boy expects only the worst when he discovers that his new teacher is the "monstrous" Mrs. Green.

Miss Daisy's unusual teaching methods surprise her second grade students, especially reluctant learner A.J.

A boy contemplates all the horrible stories he has heard about the music teacher, Miss LaNote, and the ordeals she forces her students to endure.

When Miss Smith brings her students to the public library, they not only meet Virginia Creeper, the librarian, but also a host of frightening creatures that emerge from the pages of the "Incredible Storybook" as Ms. Creeper reads her favorite tales.

Louise the Big Cheese is determined to make the grade in school this year and that means straight A's. But she's stuck with the toughest teacher ever. Will Louise make the grade?

Although excited at the prospect of a fancy class trip to the art museum, the bumpy bus ride to get there leaves Nancy feeling anything but fancy.

When Mr. Granite falls ill, A.J. and the gang endure a wacky week with a perpetually cheerful substitute teacher who wears a clown costume, uses hand puppets to talk, and uses magic tricks to saw students in half and make them disappear.