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?
A town has only two barbers. One of the barbers has a nice, tidy haircut, and the other has a shaggy, messy haircut. Which barber should you go to?
Mary gets in the shower, but surprisingly her hair is not wet when she gets out. How is this possible?
If a rooster lays an egg on the exact peak of a barn, which side does it fall?
Do what he says and you'll be fine, don't and you lose the game.