What has keys but can't unlock any doors? A cat's purr.

Why was the library book sad? It had too many issues.

Why did the lettuce beat the celery in a race? It was a head.

What has keys but can't start a car? A typewriter.

What has keys but can't unlock doors? A musical scale.

Why did the ghost become a chef? He heard he could work with boo-tiful ingredients.

What has feet but can't walk? A ruler.

What has scales but can't weigh anything? Music.

What has a bed but doesn't sleep? A stream.

What has many keys but can't unlock anything? A musical keyboard.

Why did the library book go to therapy? It had too many issues.

What has no hands, but might knock on your door? A knock-knock joke!

What has many needles but doesn't sew? A cactus!

What can be broken without being held? A promise.

What wears a jacket at home but goes naked outside? A coconut.

What has a face but cannot smile? A clock.

What has a head and a tail but no body and goes up and down? A coin flip.

What has many letters but can't be sent? A mailbox.

What has an ear but can't hear? A cornfield.

What has keys but can't open locks and can fit in your hand? A piano key.

What has many keys but can't unlock anything? A typewriter.