[2019]
First color edition.
Harold and George's time-traveling Purple Potty lands them in an alternate universe where everything seems delightful, but evil lurks just beneat
Book
[2023]
Full color edition.
Harold and George's time-traveling Purple Potty lands them in an alternate universe where everything seems delightful, but evil lurks just beneat
Book
[2023]
Full color edition.
Only Captain Underpants can stop the three evil space aliens who have invaded Jerome Horwitz Elementary School and turned everyone into lunchroom
Book
[2021]
"George and Harold are usually responsible kids -- whenever anything bad happens, George and Harold are usually responsible! This time, they acci
Sound recording
JLC Title 245h
[audio-enabled book]
[2018]
First colour edition.
A snotty situation ensues when Melvin Sneedley, an academically-gifted student, turns into the Bionic Booger Boy and must be stopped by George, H
Book
[2018]
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 s
Book
[2021]
George and Harold, and their doubles, Yesterday George and Yesterday Harold, have a good thing going. Two of them go to school, while the other t
Book
[2006]
When George and Harold use their traveling purple potty to travel to another dimension where the school is nice and the principal, Mr. Krupp, thi
Book
[2019]
First color edition.
George, Harold, Captain Underpants, and Sulu the bionic hamster battle the three ridiculous Robo-Boogers in an attempt to turn the Bionic Booger
Book
[2023]
25 1/2 anniversary edition. Full-color edition.
When George and Harold hypnotize their principal into thinking that he is the superhero Captain Underpants, he leads them to the lair of the nefa
Book
2023.
Full color edition.
Captain Underpants comes to the rescue when a science teacher goes off the deep end because students make fun of his name.
Book
[2021]
First color edition.
The monstrous Turbo Toilet 2000 is determined to take revenge on George, Harold, and Captain Underpants.
Book