Natural magnets come from a rock called magnetite. Magnetite is not a very strong magnet. Permanent magnets, made from iron and steel, are usually stronger than magnetite. Iron is a very useful metal. It is mixed with other materials to make steel.
Steel is a metal used to build buildings, railroads, and bridges.
Your body uses iron in foods like meat and spinach to help keep healthy. The metals iron, gold, silver, aluminum, and copper are elements. An element is a building block of matter. There are over 100 different elements. Some elements, like the metals iron and copper, are solids.