Answer:
A man goes upstairs to grab his time machine. He walks downstairs then goes back in time 200 years. Why did he go downstairs?
What moves and touches water but doesn't get wet?
Mary gets in the shower, but surprisingly her hair is not wet when she gets out. How is this possible?
What always comes into a house through the keyhole?
An archaeologist digs up two perfectly preserved bodies. He immediately identifies them as Adam and Eve. How can he tell they are Adam and Eve?
What did the baby corn say to its mother?