Title: Super colossal knock-knocks
Subjects: Jokes & riddles, Juvenile Humor, Juvenile Nonfiction, Children's Books/Ages 9-12 Nonfiction, Children: Grades 4-6, Humor - Jokes & Riddles, JUVY-NON BOOK - JUVY-NON BK SPECIALT, Juvenile Nonfiction / Humor / Jokes & Riddles, Jokes, Juvenile literature, Knock-knock jokes, Wit and humor, Juvenile