Why don't skeletons fight each other?

They don't have the guts.

What do you call fake spaghetti?

An impasta.

Why did the scarecrow win an award?

Because he was outstanding in his field.

Why don't scientists trust atoms?

Because they make up everything.

What do you call cheese that isn't yours?

Nacho cheese.

Why did the math book look sad?

Because it had too many problems.

Why don't eggs tell jokes?

They'd crack each other up.

How does a penguin build its house?

Igloos it together.

Why did the bicycle fall over?

Because it was two-tired.

What do you call a bear with no teeth?

A gummy bear.