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?
On Christmas eve, when Santa leaves his workshop on the north pole, what direction does he travel.
What is the building that you leave without ever having entered.
A traveller moved from North to East then to West and lastly South.. What was he looking for?
How do you blink twice without blinking twice?
What is always coming but never arrives?