"Friends and pranking partners Miles and Niles face a tough challenge when their favorite goat and nemesis, Principal Barkin, is replaced by his stern, no-nonsense father, Former Principal Barkin, who turns the school into boot camp"-- Provided by publisher.

A skateboarding principal offers unusual incentives to his students to motivate them to learn more.

The monstrous Turbo Toilet 2000 is determined to take revenge on George, Harold, and Captain Underpants.

"Tracy Flick is back and, once again, the iconic protagonist of Tom Perrotta's Election--and Reese Witherspoon's character from the classic movie adaptation--is determined to take high school politics by storm. Tracy Flick is a hardworking assistant principal at a public high school in suburban New Jersey. Still ambitious but feeling a little stuck and underappreciated in midlife, Tracy gets a jolt of good news when the longtime principal, Jack Weede,...

Principal Krupp once again turns into the superhero Captain Underpants in order to save the world, and Jerome Horwitz Elementary School, from the evil talking toilets and the Turbo Toilet 2000.

When George and Harold hypnotize their principal into thinking that he is the superhero Captain Underpants, he leads them to the lair of the nefarious Dr. Diaper, where they must defeat his evil robot henchmen.

When he receives national attention and criticism for starting an after-school Bible study and prayer program, Wendell Quinn chooses attorney Luke Baxter to help him fight the battle.

George and Harold have really done it this time--they've created a monster! She's faster, smarter, and more evil than anything the world has seen before--she's Wedgie Woman! When Harold and George turn fourth-grade teacher Ms. Ribble into the evil Wedgie Woman, she gives the wedgie of doom to unsuspecting people who stand in her way--including principal-turned-superhero Captain Underpants.

"Molly gets things stuck in her head sometimes. When she sees a jar of candy on Principal Shelton's desk, she absolutely needs to know how many candies are in that jar! Luckily, her two best friends, Simon and Rosie, are ready to help her find the answer--even if it means detention for all of them!" -- Provided by publisher.

"Single mom Eden Harwood has a lively daughter, a blooming business--and a juicy secret she's hung on to for ten years. She doesn't mind a bit that there's no room for romance in her whirlwind life...until ... Gabe Caldera reminds her of what she might be missing. The principal of Hellcat Elementary is usually knee-deep in fawning PTA moms, but Gabe only has eyes for the fiery, funny, skittish redhead who barely knows he's alive. But this ex-Navy...