Unable to hear, Thomas Edison seemed unlikely to become one of America's greatest inventors, but as a hardworking young man, he wasn't about to let a minor obstacle stop him. He invented the phonograph, the incandescent lightbulb, and motion pictures, to name but three of his many important inventions. Eventually he was named "the greatest living American." Follow Thomas Edison's life from losing his sense of hearing to losing his hard-earned fortune, in this intriguing biography by Newbery Honor author Sterling North.