Answer:
Three doctors said that Bill was their brother. Bill said he had no brothers. Who was lying?
Mary gets in the shower, but surprisingly her hair is not wet when she gets out. How is this possible?
What always comes into a house through the keyhole?
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?
The yellow house has yellow window, the red house has red windows, what colour windows does the green house have?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?