Central Kansas Library System

All the other dogs make fun of Oscar the dachshund until one Halloween when, dressed as a hot dog, Oscar bravely rescues the others.

Evil Uncle Unicorn attempts to dominate earth by using a Ladybot to trick Mighty Robot.

George and Harold encounter a familiar face--Professor Poopypants! He now goes by the name Tippy Tinkletrousers and is determined to seek revenge for all of the teasing his old name inspired. Armed with his laser-shooting Freezy-Beam 4000, Tippy Tinkletrousers is ready to zap anyone who stands in his way.

By flipping the pages, the reader may view animated illustrations that follow Ricky Ricotta, a small mouse, his giant flying robot, and his annoying cousin Lucy, as they battle the nightcrawlers from Neptune that are invading through a wormhole.

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.

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.

When an evil, outerspace villain named Mr. Mosquito invades Earth with an army of Mutant Mosquitoes from Mercury, Ricky Ricotta and his Robot know exactly what to do.

Evil Uncle Unicorn attempts to dominate earth by using a Ladybot to trick Mighty Robot.

Evil Uncle Unicorn attempts to dominate Earth by using a Ladybot to trick Mighty Robot. Ricky Ricotta loves his Mighty Robot, but sometimes it's hard for a little mouse to have a best friend who's so BIG. One night, Ricky makes a wish: If only his Mighty Robot had another friend who was his own size so he wouldn't have to hang out with Ricky all the time. Little does Ricky know, his wish is about to come true. Evil Uncle Unicorn has traveled all the...

Only Captain Underpants can stop the three evil space aliens who have invaded Jerome Horwitz Elementary School and turned everyone into lunchroom zombie nerds. Captain Underpants is doing it again! This time, he has to defend mankind against three aliens who are concocting a diabolical plan to take over the world. Does Captain Underpants have what it takes to defeat this gruesome threesome? Read and find out!