Captain Underpants and the Big, Bad Battle of the Bionic Booger Boy, Part 2: The Revenge of the Ridiculous Robo-Boogers

Captain Underpants and the Big, Bad Battle of the Bionic Booger Boy, Part 1: The Night of the Nasty Nostril Nuggets (Captain Underpants #6) (Pt.1)

Captain Underpants And The Preposterous Plight Of The Purple Potty People

Captain Underpants and the Terrifying Return of Tippy Tinkletrousers (Captain Underpants #9)

Captain Underpants and the Wrath of the Wicked Wedgie Women (Captain Underpants #5)

Captain Underpants and the Revolting Revenge of the Radioactive Robo-Boxers (Captain Underpants #10)

Captain Underpants and the Tyrannical Retaliation of the Turbo Toilet 2000 (Captain Underpants #11)

Captain Underpants and the Perilous Plot of Professor Poopypants

Captain Underpants and the Sensational Saga of Sir Stinks-A-Lot (Captain Underpants #12)

Captain Underpants and the Invasion of the Incredibly Naughty Cafeteria Ladies from Outer Space (and the Subsequent Assault of the Equally Evil Lunchroom Zombie Nerds)

The Captain Underpants Extra-Crunchy Book o' Fun