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.

Owen and his friends decide that spying on the school principal at his own house will be a fun challenge.

Driven by an unknown force of nature, Ana Finch moves from Boston to Denver in search of something that promises to be as wonderful and glorious as an impossible dream.

"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...

Having changed the course of human history after unwittingly wondering what could be worse than going to prison, George and Harold are shot through time back to kindergarten, where they are subjected to bullying and a clueless school principal.

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.

"The principal of Jill and Gwen's school promised to spend the morning on the roof if the kids read one thousand books during their reading marathon--and they did! Now he's on the roof, and he's going to read an original science fiction story Gwen wrote ..."

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 and a family man. He wants to see change in his community, so he starts a voluntary after-school Bible Study and prayer program. He knows he is risking his job by leading the program, but the high turnout at every meeting encourages him. A year later, violence and...

When the teachers of Ella Mentry School go on strike, A. J. and the gang meet a new principal who does not believe in rules and says that the students do not have to learn anything if they do not want to.