When George and Harold use their traveling purple potty to travel to another dimension where the school is nice and the principal, Mr. Krupp, thinks they're funny, they meet up with their evil twins and must face their cleverest enemies ever -- themselves.

"Career Day at Guadalupe Middle School: A day given to innocent hopes and youthful dreams. A day no one in attendance will ever forget. A year ago, Principal Linda McDonald arrived at Guadalupe determined to overturn the school's reputation for truancy, gang violence, and neglect. One of her initiatives is Career Day-bringing together children, teachers, and community presenters in a celebration of the future. But there are some in attendance who...

"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"--

Only Captain Underpants can stop the three evil space aliens who have invaded Jerome Horwitz Elementary School and turned everyone into lunchroom zombie nerds.

When a principal loves his school so much that he wants the children to attend classes every day of the year, it's up to his students to show him free time is a good thing, too.

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

A skateboarding principal offers unusual incentives to his students to motivate them to learn more. Principal Klutz was hanging upside down from the school flagpole! He kissed a pig on the lips! He painted his bald head orange! And now he wants to bungee-jump off the roof of the school, dressed like Santa Claus! In fact, all the grown-ups at A.J.'s school seem to have something wrong with them. What's going on here? What are A.J. and the kids in his...

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.

From #1 New York Times bestselling author Karen Kingsbury comes a brand-new Baxter Family novel about a beloved high school principal who starts a Bible Study to improve the lives of his struggling students, only to become the national focus of a controversial lawsuit.Hamilton High Principal Wendell Quinn is tired of the violence, drug abuse, teen pregnancies, and low expectations at his Indianapolis school. A single father of four, Quinn is a Christian...

"Samantha Casey loves everything about her job as an elementary school librarian on the sunny, historic island of Galveston, Texas--the goofy kids, the stately Victorian building, the butterfly garden. But when the school suddenly loses its beloved principal, it turns out his replacement will be none other than Duncan Carpenter--a former, unrequited crush of Sam's from many years before. When Duncan shows up as her new boss, though, he's nothing like...