Answer:
I have two coins, one is marked George I and one is marked George IV. One is genuine but one is a forgery. Which is the forgery?
If you count 20 houses on your right going to the store and 20 houses on your left coming home, how many houses did you count?
How can you place a pencil on the floor so that no one can jump over it?
How is it possible to always find what your looking for in the last place you look?
On Christmas eve, when Santa leaves his workshop on the north pole, what direction does he travel.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.