There are six eggs in the basket. Six people each take one of the eggs. How can it be that one egg is left in the basket?

A man and his son are in a car crash. The father is killed and the child is taken to hospital gravely injured. When he gets there, the surgeon says, 'I can't operate on this boy - for he is my son!!!' How can this possibly be? 

You are driving down the road in your car on a wild, stormy night, when you pass by a bus stop and you see three people waiting for the bus

• An old lady who looks as if she is about to die. 
• An old friend who once saved your life. 
• The perfect partner you have been dreaming about. 

Knowing that there can only be one passenger in your car, whom would you
choose? 

A farmer challenges an engineer, a physicist, and a mathematician to fence off the largest amount of area using the least amount of fence.

The engineer made his fence in a circle and said it was the most efficient.

The physicist made a long line and said that the length was infinite. Then he said that fencing half of the Earth was the best.

The mathematician laughed at the others and with his design, beat the others. What did he do?

A man is trapped in a room. The room has only two possible exits: two doors. Through the first door there is a room constructed from magnifying glass. The blazing hot sun instantly fries anything or anyone that enters. Through the second door there is a fire-breathing dragon. How does the man escape?