THE CAPTAIN UNDERPANTS AND THE BIG, BAD BATTLE OF THE BIONIC BOOGER BOY (Book 6)

This time, the boys' latest prank has snotty school brainiac Melvin Sneedley in a stink.

And when Melvin tries to transform himself into a bionic-powered superboy, things go from bad to boogers, literally, and the Bionic Booger Boy is born!

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Check out the other books in the Captain Underpants series!

The Adventures of Captain Underpants (Book 1)
Captain Underpants and the Attack of the Talking Toilets (Book 2)
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) (Book 3)
CAPTAIN UNDERPANTS AND THE PERILOUS PLOT OF PROFESSOR POOPYPANTS (Book 4)
CAPTAIN UNDERPANTS AND THE WRATH OF THE WICKED WEDGIE WOMAN (Book 5)
THE CAPTAIN UNDERPANTS AND THE BIG, BAD BATTLE OF THE BIONIC BOOGER BOY Part 2: The Revenge of the Ridiculous Robo-Boogers (Book 7)
Captain Underpants and the Preposterous Plight of the Purple Potty People (Book 8)
Captain Underpants and the Terrifying Return of Tippy Tinkletrousers (Book 9)
Captain Underpants and the Revolting Revenge of the Radioactive Robo-Boxers (Book 10)
THE CAPTAIN UNDERPANTS EXTRA-CRUNCHY BOOK O' FUN
THE CAPTAIN UNDERPANTS EXTRA-CRUNCHY BOOK O' FUN 2
Captain Underpants and the Tyrannical Retaliation of the Turbo Toilet 2000 (Book 11)
Captain Underpants and the Sensational Saga of Sir Stinks-A-Lot (Book 12)

Check out these fun activities!

Captain Underpants Happy Underwear Day coloring sheet
What's your new Professor Poopypants name
Super Diaper Baby 2: Coloring sheet!
Learn how to draw Dog Man
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