Answer:
I walk on 4 legs in the morning, 2 legs at noon, and 3 legs at night. What am I?
The more it dries, the wetter it becomes. What is it?
You see a boat filled with people. It has not sunk but when you look again you don't see a single person on the boat. Why?
I am between earth and heaven. What am I?
I am cracked by Indiana Jones.
The answer I give is yes, but what I mean is no. What was the question?