What is the coolest letter in the alphabet?
What can you add to the number one to make it disappear?
What dress does everyone have, but no one wears?
What is as big as an elephant, but weighs nothing at all?
What do you get when you mix lemons with gunpowder?
What kind of room has no doors or windows?
What is brown and sticky?
Railroad crossing without any cars. Can you spell that without any R’s?
What question do you always have to answer with YES?
When is homework not homework?