Magic Squares are among the most ancient puzzles known to mathematicians. A 3000-year-old Chinese folk tale includes the earliest known example of this puzzle.
The king of Seedonia was driving along a winding mountain road with his son. The foolish prince was not wearing his seat belt, so when the king had to swerve to avoid hitting an elephant that was strolling across the road, the passenger side door opened and the prince was thrown out.
There are many people who have the same birthday as you. With only 366 birthdays to go around, and over 6,000,000,000 people in the world there has to be quite a bit of sharing. But what if you are in a room with a few people?
