There was a man who was born before his father, and, when adult, married his sister. Yet, there was nothing wrong with what he had done. Why?

• Which word in the dictionary is spelled incorrectly?

How is it possible to always find what you’re looking for in the last place you look?

A girl who was just learning to drive went down a one-way street in the wrong direction, but didn't break the law. How come?

A man is discovered dead sitting at his desk, alone in the locked office. He did not commit suicide and there were no weapons in the room. The only clue is a sealed envelope on the desk in front of him. How did he die?

A basket contains 5 apples. Do you know how to divide them among 5 kids so that each one has an apple and one apple stays in the basket?

A father and son have a car accident and are both badly hurt. They are both taken to separate hospitals. When the boy is taken in for an operation, the surgeon (doctor) says ‘I can’t do the surgery. This is my son! How is this possible?