Description
| Publishers: | Scholastic |
| Series: | Captain Underpants |
| Published | 2019 |
| Format: | Hardcover |
| Author: |
Dav Pilkey |
| Illustrator: | Dav Pilkey |
| Guided ReadingLevel: | P |
| Text Type: | Fiction |
| ISBN: | 9781338271515 |
When George and Harold use their traveling purple potty to travel to another dimension where the school is nice and the principal, Mr. Krupp, thinks they're funny, they meet up with their evil twins and must face their cleverest enemies ever -- themselves.