Humphrey the hamster is excited to return to room 26 on the first day of school, and though he is at first shocked to see an all new group of students, he soon comes to know and love them, and gets understandably nervous when he hears talk of moving him from Mrs. Brisbane's room.

Principal Krupp becomes the superhero Captain Underpants in order to save the world and his school from the Turbo Toilet 2000.

Harold and George's time-traveling Purple Potty lands them in an alternate universe where everything seems delightful, but evil lurks just beneath the surface, and leads to a battle between Captain Underpants and his own evil twin.

A snotty situation ensues when Melvin Sneedley, an academically-gifted student, turns into the Bionic Booger Boy and must be stopped by George, Harold, and Captain Underpants.

As Nikki plans how she's going to spend her summer, things get more complicated after she starts hanging out with a visiting student.

When the Chamber of Secrets is opened again at the Hogwarts School for Witchcraft and Wizardry, second-year student Harry Potter finds himself in danger from a dark power that has once more been released on the school.

When the government of the magic world and authorities at Hogwarts School of Witchcraft and Wizardry refuse to believe in the growing threat of a freshly revived Lord Voldemort, fifteen-year-old Harry Potter finds support from his loyal friends in facing the evil wizard and other new terrors.

With his friend Erin's help, Max works to get out of the clutches of the three ruthless criminals stealing from the South Ridge Middle School.

Returning to the dreaded Hills Village Middle School, Rafe joins the school's football team only to find himself alongside bully Miller the Killer, a situation that is complicated by Rafe's secret plans for a school art project.

Middle-school drama queen Nikki Maxwell worries about asking a boy to her school's "sweetheart dance."