Answer:
Three doctors said that Bill was their brother. Bill said he had no brothers. Who was lying?
10 fish are in a tank. 2 Drown, 4 Swim away, and 3 Die. How many are left?
You draw a line. Without touching it, how do you make the line longer?
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?
A man goes upstairs to grab his time machine. He walks downstairs then goes back in time 200 years. Why did he go downstairs?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.