Answer:
There are 20 birds in a tree. A man comes and shoots one of the birds. How many birds are left?
In 1990, a person is 15 years old. In 1995 that same person is 10 years old. How is this possible?
What goes up the hill and down the hill, And spite of all, yet stand still?
If a rooster lays an egg on the exact peak of a barn, which side does it fall?
How do you discover something that does not exist?
Not born, but from a Mother's body drawn. I hang until half of me is gone. I sleep in a cave until I grow old. Then valued for my hardened gold.