Knock, knock... who's ready to laugh?!Open the door to giggles, groans, and belly laughs with this hilarious collection of 300+ kid-friendly knock-knock jokes that are perfect for ages 5 to 8. Whether you're telling jokes at bedtime, sharing laughs at lunch, or entertaining friends on the go - this joke book is packed with clean humor and silly surprises for every little comedian!Inside you'll find: