Answer:
What coin doubles in value when half is deducted?
What is the difference between yesterday and tomorrow?
What starts with an E, ends with an E & only contains one letter but is not the letter E
On Christmas eve, when Santa leaves his workshop on the north pole, what direction does he travel.
What man can shave 10 times a day and still have a beard?
Before Google, we actually had to physically look things up in this building full of knowledge.