




Captain Underpants
12 books
Here are 12 books from the Captain Underpants series by Dav Pilkey. Start with The Adventures of Captain Underpants (1997), then read the rest in the order below.
Books in order

The Adventures of Captain Underpants
Dav Pilkey
George and Harold, two mischievous fourth-graders, have a knack for getting into trouble, but their latest prank has extraordinary consequences. By hypnotizing their school principal, they bring to life the heroic Captain Underpants, a clueless but well-meaning superhero dedicated to fighting crime. With his signature red cape and tighty-whities, Captain Underpants embarks on a series of hilarious and action-packed adventures, often with George and Harold as his trusty sidekicks. This wildly imaginative tale explores themes of friendship, creativity, and the power of a good wedgie in the face of evil.

Captain Underpants and the Attack of the Talking Toilets
Dav Pilkey
George and Harold, the mischievous pranksters from Jerome Horwitz Elementary, have done it again! Their latest creation, the heroic Captain Underpants, is back to save the day, but this time, the threat is more bizarre than ever. An army of sentient, talking toilets has emerged, bent on world domination, and only the unique brand of wedgie-powered justice can stop them. Prepare for a hilarious adventure filled with potty humor and super-powered silliness that will have young readers roaring with laughter.
Captain Underpants and the Invasion of the Incredibly Naughty Cafeteria Ladies from Outer Space
Dav Pilkey
George and Harold’s latest prank unleashes a cafeteria catastrophe just as three disguised extraterrestrials arrive at school with plans for world domination. When the students are transformed into an army of zombie nerds, the two fourth graders must convince the skeptical Principal Krupp—and summon the heroic Captain Underpants—to save the day. Packed with absurd inventions, comic-book chaos, toilet humor, and over-the-top battles, this energetic adventure celebrates friendship, imagination, and the unexpected power of mischief.

Captain Underpants and the Perilous Plot of Professor Poopypants
Dav Pilkey
When brilliant inventor Professor Pippy P. Poopypants arrives at Jerome Horwitz Elementary to share his revolutionary creations, the students’ relentless laughter turns his scientific demonstration into a very personal grudge. Soon, prank-loving best friends George and Harold—and their superhero alter ego, Captain Underpants—are caught in a chaotic battle involving shrink rays, growth machines, and a school thrown wildly out of proportion. Packed with outrageous humor, comic-book action, and playful wordplay, this fourth installment celebrates imagination, friendship, and the power of refusing to take nonsense too seriously. Dav Pilkey’s inventive blend of irreverent comedy, illustrations, and interactive storytelling makes the adventure especially appealing to reluctant and enthusiastic young readers alike.
Captain Underpants and the Wrath of the Wicked Wedgie Woman
Dav Pilkey
George and Harold’s latest comic-book adventure begins when their former teacher becomes the outrageous and dangerous Wicked Wedgie Woman, complete with a monstrous hairdo, robotic creations, and plans for world domination. As Captain Underpants faces super-powered mayhem and a squad of uncanny robot doubles, the boys must rely on their imagination, quick thinking, and a few wonderfully ridiculous surprises to save the day. Packed with slapstick humor, playful illustrations, and Dav Pilkey’s signature celebration of creativity and irreverence, this fifth installment delivers a wildly entertaining story about friendship, invention, and the power of a good comic book.

Captain Underpants and the Big, Bad Battle of the Bionic Booger Boy, Part 1
Dav Pilkey
George and Harold are up to their prank-loving ways when their latest creation unleashes a hilariously messy new threat: the bionic booger boys. As chaos spreads from school to the wider world, the boys must rely on their ingenuity—and the unpredictable help of Captain Underpants—to save the day. Packed with outrageous comedy, comic-book action, Flip-O-Rama fun, and themes of friendship, creativity, and taking responsibility for one’s actions, this fast-paced adventure delivers Dav Pilkey’s signature blend of silly humor and energetic storytelling. As the first part of a two-part story, it sets the stage for an even bigger battle to come.
Captain Underpants and the Big, Bad Battle of the Bionic Booger Boy, Part 2
Dav Pilkey
George and Harold’s latest prank unleashes a super-powered menace unlike anything their school has ever seen: the Bionic Booger Boy. As bizarre science, outrageous transformations, and time-bending chaos collide, the boys must find a way to restore order before their world is overwhelmed by robo-boogers and mayhem. Packed with comic-book action, absurd humor, and playful illustrations, this uproarious adventure celebrates friendship, imagination, and the power of standing up to trouble.

Captain Underpants and the Preposterous Plight of the Purple Potty People
Dav Pilkey
George and Harold’s attempt to return their pet pterodactyl to the Cretaceous period lands them in a bizarre alternate reality, where they encounter evil versions of themselves and a super-powered foe bent on causing chaos in Piqua, Ohio. With help from two unexpected new heroes, the boys must face Captain Blunderpants and stop the Purple Potty People before their preposterous plans succeed. Packed with comic-book action, outrageous humor, inventive wordplay, and interactive-style fun, this adventure celebrates creativity, friendship, and the power of imagination. Dav Pilkey’s energetic blend of irreverent jokes and cartoon illustrations makes the story especially appealing to young readers who enjoy fast-paced, laugh-out-loud escapades.
Captain Underpants and the Revolting Revenge of the Radioactive Robo-boxers
Dav Pilkey
George and Harold are back in another outrageous, time-bending adventure as they face the vengeful Professor Poopypants and his astonishing radioactive robo-boxers. With help from unlikely allies—including cavemen and their faithful pets—the boys must use their creativity, comic-book ingenuity, and sense of humor to save the day. Packed with absurd inventions, slapstick action, and playful illustrations, this high-energy installment celebrates friendship, imagination, and the power of storytelling. Dav Pilkey’s irreverent, accessible style makes the adventure especially appealing to young readers and reluctant readers alike.
Captain Underpants and the Terrifying Return of Tippy Tinkletrousers
Dav Pilkey
George and Harold take a wild trip back to their kindergarten days, when their friendship was just beginning and their biggest problems seemed far less frightening than evil scientists or alien creatures. But a terrifying new threat emerges when the school principal’s bullying nephew makes life miserable, forcing the boys to rely on their imagination, teamwork, and outrageous sense of humor. As they uncover the origins of their friendship—and even the reason George wears a tie—they must confront the time-traveling menace of Tippy Tinkletrousers. Packed with comic-book chaos, inventive wordplay, and Dav Pilkey’s signature irreverence, this adventure celebrates friendship, creativity, and standing up to bullies.
Captain Underpants and the Tyrannical Retaliation of the Turbo Toilet 2000
Dav Pilkey
George and Harold’s latest time-traveling adventure brings them face-to-face with a resurrected Turbo Toilet 2000, a carnivorous commode determined to get revenge. With two sets of prank-loving boys, a strangely helpful Melvin, and a rampaging toilet on the loose, Captain Underpants must summon all his Wedgie Power to save the day. Packed with slapstick humor, inventive wordplay, science-fiction twists, and comic-book-style storytelling, the adventure celebrates friendship, creativity, and the wonderfully unpredictable imagination of childhood.
Captain Underpants and the Sensational Saga of Sir Stinks-A-Lot
Dav Pilkey
In the hilarious final installment of the Captain Underpants series, George and Harold face their strangest challenge yet when their formerly ordinary gym teacher transforms into the villainous Sir Stinks-A-Lot. With bizarre inventions, time-traveling counterparts, and a world-threatening scheme in motion, the boys must join forces with unlikely allies to save their friends and the future. Packed with comic-book chaos, absurd humor, imaginative illustrations, and playful wordplay, the adventure celebrates friendship, creativity, teamwork, and the power of storytelling.