Everyone knows that magnets stick to refrigerators, but did you know that magnets are used in all sorts of things? Most of the magnets we are used to seeing are made from metals rich in iron. The kind we use to hold our school work to the refrigerator are called permanent magnets. They are magnet today and they'll be magnets tomorrow. They just hang there and continue to be magnets without us doing anything to them. Can you think of any where else you