A.J. and the other students at Ella Mentry School brave trick-or-treating at the school secretary's house, even though it is supposedly haunted.

As their cross-country journey with their parents continues through the midwest, twins Coke and Pepsi, now thirteen, again face strange assassins at such places as the first McDonald's restaurant and Cedar Point amusement park.

On a cross-country vacation with their parents, twins Coke and Pepsi, soon to be thirteen, fend off strange assassins as they try to come to terms with their being part of a top-secret government organization known as The Genius Files.

Famous children's author Suki Kabuki and her pet raptor, Rappy, wreak havoc during a visit to Ella Mentry School.

Summer vacation in their small Maine town does not look too promising until twelve-year-old Gina and four of her friends make a pact to become millionaires before school starts in September. I'm just lying out there in the backyard one night, staring up at the sky. Then suddenly a dollar bill lands on my face. I pick it up. It looks real. I have no idea where it came from. Then another one falls. And another. I look up and see bills fluttering down...

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

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.

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.

When a meteorite crashes into a fifth-grade classroom at Lincoln School in Oak Park, Illinois, the genie inside agrees to grant the class a Christmas wish--if they can agree on one within an hour.

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.