Gus finds a tile from the game Ajimbo and soon the entire student body gets caught in its evil grasp.

Gus has to go to the Yard of No Return when he kicks a good kickball over the fence.

Gus winds up the new victim of bully Gelman's wrath.

All the kids go on a big field trip to MISOOE (The Museum of Industry, Science, Oceanography, Oddities and Energy). But Ol' Smokey, the bus with the main kids, breaks down in the middle of nowhere.

A visit from Principal Prickly's brother Paul leads to a challenge between 3rd Street and 98th Street kickball teams.

In the "Pee Wee Pals" program, the main kids each have to take care of a kindergartner during recess.

Substitute teacher Mr. E. captivates all the kids with his command of authority, except T.J.

Gretchen's search for her stolen laptop leads her on a journey among the school's delinquents that ultimately brings about her downfall.

Mikey wants to be exactly like Vince when Vince saves his life.

The kids take in a really ratty stray cat that they find near the dumpster, naming it Stuart.

King Bob orders the kids to build him a pyramid so that all future classes will remember him.

A hypnotist performing for the kids inadvertantly hypnotizes Principal Prickly into thinking he's six years old.

Spinelli gets labelled a mama's girl when she inadvertantly calls Ms. Grotke ""Mama.""

When the playground goes on the monsticker standard T.J. goes down the path from poverty to wealth.

The main kids wish they could have the overcrowded school to themselves, then surprisingly get their wish.

Mikey is the only fourth grader who still believes in Santa Claus. He tries to convince the others Santa exists.

Principal Prickly and Miss Finster deem T.J.'s word "whomps" as a cuss and punish him for it, starting a scandal that leads all the way to the board of education.

Miss Finster agrees to babysit Spinelli for the weekend while her parents are away.

T.J. and Vince manage to convince everyone that the bad haircut they gave Mikey is actually cool.

Spinelli's parents put her in Mlle. Povlova's dance school, where she teams up with Mikey.

Principal Prickly and Miss Finster plot to turn T.J. over to their own side by making him principal for a day.

The Ashleys get back at Spinelli by entering her into the Kiddie Cosmetics Little Miss Blush Beauty Pageant. But her friends talk Spinelli into trying to beat the Ashleys in the pageant.

The gang breaks up when they are forced to choose a best friend to write about.

Ashley A. hooks up with Gretchen when she sins against the clique so gravely as to get thrown out.