High into the stormy sky, a kite with iron points bobs in the wind. Suddenly, lightning cuts through the sky and a spark emits from the key attached to the kite string. As Ben Franklin watched the lightning in Philadelphia's night sky, he came up with a brilliant discovery—one that would change the world forever. Now, through this remarkable story, you can join this remarkable scientist, inventor and statesman as he rewrites human history because of his experiments with electricity.