• What has no beginning, end or middle and touches every continent?

The Ocean.

• What happens when you throw a green rock into the Red Sea?

It gets wet.

• What happens when you throw a red rock in the Black Sea?

It sinks to the bottom.

• What did Cinderella wear when she went swimming in the ocean?

Glass flippers.

• Which bus crossed the Atlantic Ocean?

Christopher ColumBUS.