Pictures:

What has four wheels and flies.

A garbage truck.

510

What do you call a Z that lost its mind?

A cra-Z.

347

What was the double-jointed acrobat very good at?

Patting himself on the back.

1559

What is it called when a leader demands that everyone kneel down to him?

Tyra-knee.

694

If you travel through many seas, what sea has the money?

The currency.

2659

Where are the remnants of Noah's Ark kept?

In the Arkive.

2456

Why was Billy so fascinated watching the contruction worker?

He found it riveting.

88

What types of phones do prisoners use in prison?

Cell phones.

3395

What part of doors can you eat?

The lox.

3263

When you are very tired and need to rest, where should you go?

A rest room.

1935

What city in the universe is where you can get a good education?

Universe City.

2174

How do you get someone to say 'Who's there?'

You say 'Knock, knock'

2974