How does a joke turn into a Dad joke?

What can travel anywhere in the world but stays in one corner?

What is the cheapest kind of noodles?

Which country has the highest rated flag?

What is the difference between a dog and a basketball player?

I had my patience tested today.

When do you go at red and stop at green?

What kind of bird always gets stuck in trees?

Why are elephants wrinkled?

I get beavers and muskrats mixed up.