Four fifth-grade students--a geek, a class clown, a teacher's pet, and a slacker--as well as their teacher and mothers, each relate events surrounding a computer programmed to complete homework assignments.

Genius twins Coke and Pepsi McDonald embark on a trip to Graceland and are horrified by the reappearance of their supposedly deceased arch nemesis Dr. Herman Warsaw, who marries their aunt Judy.

"Tween twins Coke and Pepsi McDonald have finally reached the last leg of their wacky and dangerous cross-country road trip, but they must fend off a host of strange assassins before they reach their home in California"--

Test scores are low and stress levels are high at Ella Mentry School. Wellness expert Ms. Jo-Jo has come to help A.J. and his friends relax so they can ace the upcoming Fundamental Arithmetic/Reading Test. But can turtle yoga and crystal salt lamps really help A.J. and his friends relax and focus? Or will the F.A.R.T. end up blowing them all away?

After discarding their infamous homework machine, four friends, now in sixth grade, find themselves once again at the police station, this time giving testimony about an incident involving a powerful computer chip, a Grand Canyon treasure, and a dead body.

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

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.

Eleven-year-old Harry Mancini lives in the house where Houdini spent his final years, so he has always been interested in the famous magician, and has even learned a few simple magic tricks; he just never expected Houdini to contact him from beyond the grave--and what Houdini wants him to do could well cost Harry his own life.

"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 shoe lose her audience when things get serious?"

It's Pee Wee football season, and A.J.'s new coach is wants all the boys to do push-ups in the mud. She wants them to pick up a car. And worst of all, she wants to put girls on the team!