Let"s look through the various experiments, the strange nature of the magnet. The magnet has the power to attract or object that has been moved away, or away. Also, iron did not have the power of the magnet, it is possible to make the same function as the magnet. You can take a look at the state of the magnetic force, in interesting experiments with the magnet, you can see the secret of the magnet. In the experiment of [Features] 20 or more, I will tell you the secret of the magnet. The necessary materials and to experiment, book that illustrates the principles because it is attached, one person even children can be fun experiment easily.