The Invention Hunters Discover How Sound Works

description + details

The Invention Hunters travel the globe in their flying museum collecting the world's greatest inventions! This time, they've landed at a music store, and these silly scientists think they've collected incredible specimens of trampolines, birdhouses, eyeballs, and even a unicorn horn. But what they really discover--with a kid as their guide--is how musical instruments, microphones, and records produce sound.