How To: Dissolve a penny with a power adapter

Ever wonder what happens to a penny when an electrical charge is applied to it? Well, you'll find out in this science lesson that shows you how to dissolve a penny with a power adapter.

You'll need a 12-volt power adapter, a bolt, about 50 grams of salt, an alligator clip (or clothespin), a penny, and a cup of water. This is a cool science experiment you can try out right in your own home!