num_pages: 48
description: Willie and Crow are back at camp. Last year, Willie won the joke contest and was the knock-knock king. Now Crow wants to get him back. But Willie has a secret weapon--or does he? This time Crow takes charge as Willie must solve the clues hidden in knock-knock jokes to get back his secret weapon--a knock-knock joke book.
language: English
title: The Camp Knock Knock Mystery
titlecomplete: The Camp Knock Knock Mystery (First Choice Chapter Book)
ratings_count: 22
publisher: Delacorte Books for Young Readers