When the students of Ella Mentry School receive a million-dollar donation and vote to create an in-school, state-of-the-art TV station so the morning announcements can be broadcast to all the classes, A.J. and the gang wonder about the agenda of their new teacher, Ms. Cuddy, who decides the announcement ratings are too low and has some quirky ideas about how to increase the station's popularity.

Ella Mentry School hires a health teacher who tries to force the students to eat healthy foods and exercise, whether they want to or not.

A.J. and his classmates are convinced that new school librarian, Mrs. Roopy, has multiple personality disorder because she keeps pretending to be famous people.

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

Four fifth-grade students known as the D Squad (a geek, a class clown, a teacher's pet, and a slacker), their teacher, and their mothers all relate events surrounding a computer named Belch that is programmed to do homework.

Mr. Cooper is sick, and that means A.J. and the gang are getting a substitute teacher crazy Miss Daisy! Now that she s back, she s weirder than ever. Instead of learning, she wants the kids to eat bonbons all day. And she thinks that germs are out to get her. Will third grade ever be normal again?

Ella Mentry School's security guard proves overzealous in his pursuit of a peanut-butter-and-jelly-sandwich thief.

Second grade graduation turns into a full-blown spectacle when an overzealous PTA president pulls out all the stops for A.J. and his classmates on the last day of school.

New third grade teacher Mr. Granite has so many strange ideas about how to make Ella Mentary School environmentally friendly that the students are sure he must be an alien.

The new lunch lady at Ella Mentry School, Ms. LaGrange, writes secret messages in the mashed potatoes and tries her best to get A.J. and the other students to eat healthy foods.