Question: Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?

Question: A man is twenty years old but has only had five birthdays. How is that possible?

Question: The doctor gives you three pills and tells you to take one every half hour. How long before you run out of pills?

Question: There are 2 fathers and 2 sons going on a fishing trip. Every person catches one fish. In total, there were only 3 fish. How is that so?

Question: There was a window cleaner who was cleaning a window on the 25th floor of a skyscraper. He suddenly slips and falls. He has no safety equipment and nothing to soften his fall, but he is not hurt at all. How do you account for that?