This sequel to Knock Knock The BIGGEST, Best Joke Book EVER offers even more knock-knock jokes that will have kids laughing over and over again. This hilarious humor collection contains over 1,000 MORE kid-friendly knock-knock jokes and cartoons, covering a variety of topics. With new jokes about animals, school, space, sports, and more, kids will amuse themselves--and their friends and family--with this ultimate knock-knock collection.