The seventh book in this gut-busting, fan-favorite series delivers 300 new laugh-out-loud knock-knocks, puns, question-and-answer jokes, tongue twisters, and more! Hilarious jokes paired with colorful, silly animal photos are sure to tickle the funny bones of kid comedians everywhere. Plus, the portable size is perfect for throwing in a backpack or tossing in the car for guffaws on the go. Complete the collection with these other humor books from National Geographic Kids: Just Joking 1-6, Just Joking LOL, Just Joking Sidesplitters, Just Joking Dogs, Just Joking Science ... and more!