Answer:
What goes up and never comes down?
Imagine you’re in a room that is filling with water. There are no windows or doors. How do you get out?
Three doctors said that Bill was their brother. Bill said he had no brothers. Who was lying?
There is a dog on one side of a lake and a woman on the other. The woman calls the dog over and when he gets there he is not wet at all. How is this possible?
There are 5 sisters in a room: Ann is reading a book, Margaret is cooking, Kate is playing chess, Marie is doing the laundry. What is the fifth sister doing?
What is always coming but never arrives?