On picture day at Ella Mentry School, the strange new photographer wants to turn A.J. into a supermodel and the Picture Day Zombie makes an appearance.

When Mr. Will, the local ice cream man, brings treats to the students at Ella Mentry School, Dr. Carbies will stop at nothing to ensure no one breaks his latest rule banning desserts.

"There's a new principal at Ella Mentry School. Yes, it's true! Mr. Klutz is retiring and the president of the Board of Education, Dr. Carbles (Boo! Hiss!), has hired the best person for the job -- or at least the funniest. But stand-up comedian Mrs. Stoker will have to face Vice Principal Mrs. Jafee in a big joke-off duel to defend her new job. Will Mrs. Stoker have the last laugh? Or will she lose her audience when things get serious?"--

Miss Aker, a special guest at Ella Mentry School, shows A.J. and his friends how to create cool things out of everyday materials, but what happens when they make a robot so smart, it plans to rule the world?

Mrs. Meyer from the local fire department comes to Ella Mentry School to teach the kids about fire safety, but Mrs. Meyer likes fire just a little too much.

Mr. Docker, a new science teacher, is a crazy inventor who blows things up, uses potatoes for power, and has A.J. and his friends wondering whether science is for nerds or is the coolest subject ever.

Ella Mentry School counselor Dr. Brad believes wisecracking A.J. may be a genius and subjects him to some very weird tests to find out for sure.

The new music teacher must try to teach A.J. and the rest of his class to play well enough during their recital to impress crabby Dr. Carbles.

Nervously preparing for the upcoming Fundamental Arithmetic Reading Test, a stressed-out A.J. and his friends skeptically participate in relaxation classes with a wellness expert who counsels students using weird yoga exercises and crystal salt lamps.

A new football coach arrives at school and, with help from an unexpected new team member, the Moose win a game.