Captain Underpants & The Perilous Plot of Professor

Can the principal save the school from a demented genius? Full of flip-animation pages, loony lists, and creative cartoons, this Captain Underpants epic shows your child the wonderful world of words with potty humor, puns, and -- did we mention -- alliteration? The fourth epic in the series stars a maniacal madman, silly sidekicks, and a shrinking school. Paperback edition.