The year is 1876, and the United States is throwing a massive hundredth birthday party. At the World's Fair in Philadelphia, the brightest minds have gathered to show off the future of technology. Among them is a determined inventor named Alexander Graham Bell, carrying a strange device he calls the telephone. He claims his machine can send a human voice through a simple wire, but the noisy, crowded fairgrounds make it hard to get anyone to pay attention. You will stand right beside Alexander as he tries to prove that his strange talking machine is not just a toy, but a revolution in communication. Discover the exciting, nerve-wracking moments before his device is tested by the fair's most important judges. Learn how a quirky inventor with a passion for sound managed to change the way the entire world connects and speaks to one another.