"Mr. Keene loved being the principal of his fine, fine school. He was so proud of his students drawing and painting and reading and singing that

Harold and George's time-traveling Purple Potty lands them in an alternate universe where everything seems delightful, but evil lurks just beneat

When a principal loves his school so much that he wants the children to attend classes every day of the year, it is up to his students to show hi

Mac McGerp, winner of the Best Burper first prize at the Tri-county Fair, and his good friend, Lido, try to figure out how to deal with the new r

When Professor Pippy P. Poopypants comes to Jerome Horwitz Elementary School to teach science, and he goes off the deep end because students make

George and Harold create a wicked woman who may be too much for even Captain Underpants to handle.

Principal Krupp once again turns into the superhero Captain Underpants in order to save the world, and Jerome Horwitz Elementary School, from the

Principal Krupp once again turns into the superhero Captain Underpants in order to save the world, and Jerome Horwitz Elementary School, from the

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

Harold and George's time-traveling Purple Potty lands them in an alternate universe where everything seems delightful, but evil lurks just beneat

When Professor Pippy P. Poopypants comes to Jerome Horwitz Elementary School to teach science, and he goes off the deep end because students make