Captain Underpants and the Perilous Plot of Professor Poopypants

Book 4 of Captain Underpants

← Book 2: Captain Underpants and the Preposterous Plight of the Purple Potty People

Book 5: Captain Underpants and the Invasion of the Incredibly Naughty Cafeteria Ladies from Outer Space (Captain Underpants #3) →

ISBN-10	0-8479-9450-3
ISBN-13	978-0-8479-9450-2
Author(s)	Dav Pilkey
Publisher	Perma-Bound Books

Full book details available at ISBNLab.com.

Also available as:

Captain Underpants and the Perilous Plot of Professor Poopypants: Color Edition (Captain Underpants #4): From the Creator of Dog Man (Color Edition) (Hardback, 2023)

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