"When Mr. Granite goes home sick, the wackiest substitute teacher in the history of the world comes to A.J.'s class and teaches math lessons using magic tricks"--

Thanks to the encouragement of Ms. Coco, the gifted and talented teacher, A.J. becomes a popular school poet during National Poetry Month.

A.J. and the other second graders do everything except play sports when they go to "fizz ed" class with their new teacher, Miss Small.

A skateboarding principal offers unusual incentives to his students to motivate them to learn more.

"Alexia's mom, Ms. Sue, leads the kids of Ella Mentry School in the weirdest fundraiser in the history of the world!"--

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.

Election day is right around the corner, and guess who's running for class president? A.J. and Andrea! Mayor Hubble is going to teach the kids all the ins and outs of politics, and every vote counts. Who's going to win? Who's going to lose? And who's going to kiss a baby? Ew, gross!

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.

Tired of following the strict rules of their grumpy replacement principal, second-grader A.J. and his classmates try to find a way to bring back eccentric but lovable Principal Klutz, who was fired for bringing a wild turkey to the school's Thanksgiving Day assembly.