As the new computer lab teacher tries to bring Ella Mentry School into the twenty-first century with her peculiar inventions, second-grader A.J. struggles to survive without sugary snacks when Principal Klutz bans junk food.

Mr. Macky dresses up as Abraham Lincoln to get the students at Ella Mentry School excited about their Presidents' Day oral reports.

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.

"When Miss Daisy returns to Ella Mentry School as a substitute teacher, the kids are in for a weird and wacky day of not learning about math, writing, the weather, and more"--

Everyone likes veggies, right? Wrong! When Principal Stoker decides that Ella Mentry School needs a vegetable garden, A.J. and his friends just want to plant junk food. But when gardening expert Miss Nichol comes to oversee the planting, things get totally out of control. What could possibly go wrong?

"A.J. and his friends are starting fourth grade. A new school year means a new teacher, and Miss Banks may be their weirdest one yet. She won't stop playing practical jokes on the class, and A.J. has reached his breaking point. Will he and the gang learn to not fall for their teacher's tricks? Or will Miss Banks prevail as the ultimate prankster?"--

Finally old enough to participate in after-school clubs, all run by Mrs. Marge, A.J. and his crew are faced with such wacky options as Lawn Mower Racing Club, Underwater Hockey Club and People Who Hate Clubs Club!

11-year-old Robert Arthur must vanquish Professor Gargoyle and learn the creepy origin story of the brand new Lovecraft Middle School (LMS).

When Miss Breakbone confiscates Junkyard's crucial find, Wheels, Pencil, Spider, and the rest of the Dunderheads plot to teach her a lesson

"A special guest has arrived at Ella Mentry School! Professor Pitt is the president of a local art museum and has all sorts of wacky ideas about art. A.J. thinks it's all a total snoozefest... until the piece he turns in for an art assignment gets praised as a work of genius! Suddenly, Professor Pitt is introducing A.J. as the next big thing to happen to the art world. What could possibly go wrong?"--