by Dav Pilkey
When George and Harold hypnotize their principal into thinking that he is the superhero Captain Underpants, he leads them to the lair of the nefarious Dr. Diaper, where they must defeat his evil robot henchmen.
Page Turner tracks reading-level details for "The Adventures of Captain Underpants" so K-2 tutors, teachers, and parents can decide if it's the right fit for a young reader.
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