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?
What can you stick between a 3 and a 4 so that the result is more than three but less than four?
A girl is sitting in a house at night that has no lights on at all. There is no lamp, no candle, nothing. Yet she is reading. How?
A man goes upstairs to grab his time machine. He walks downstairs then goes back in time 200 years. Why did he go downstairs?
When you put this in a heavy wooden box the box will become lighter
I build up castles. I tear down mountains. I make some men blind. I help others to see.