Q: What do planets use to download music? A: Neptunes. Q: What goes zzub zzub? A: A bee flying backwards. Q: Why did the baby cookie cry? A: Because it was a wafer so long.

Packed with the silly jokes that kids love, including knock-knocks, tongue twisters, riddles, traditional question and answer jokes, and more, Just Joking is presented in National Geographic Kids' colorful, photo-driven style. Laughing animals, funny people, and other colorful photos are paired with each joke, adding an extra laugh on each page. National Geographic Kids' signature square trim size and candy-colored palette make this fun-filled book perfect for tossing into a backpack to share with friends at school or camp.

• Ages 7-10
• Softcover
• 208 pages; 150 color photographs
• 6 1/2" x 6 1/2"
• © 2012

Q: What happened to the frog that parked illegally?
A: He was toad away.

Knock, knock.
Who’s there?
Cash.
Cash who?
No thanks. I prefer peanuts.

Tongue Twister! Say this fast three times: See me sneak in my squeaky, reeking sneakers.

Q: What do you call a polar bear wearing earmuffs?
A: Anything you want. He can’t hear you!

Q: Why do magicians do so well in school?
A: They’re good at trick questions.

Knock, knock.
Who’s there?
Ben.
Ben who?
Ben knocking on the door all afternoon.

Tongue Twister! Say this fast three times: Which wristwatch is a Swiss wristwatch?

Q: Why did the robot eat a lighbulb?
A: Because he was in need of a light snack.

Knock, knock.
Who’s there?
Who.
Who who?
Is there an owl in there?