Curated OER
Kids Health: Let's Hear It for the Ear!
Use this site to learn about the body part that is responsible for collecting sounds, processing them and sending them to your brain. See all the inner workings of the ear through great diagrams. Available in Spanish.
National High Magnetic Field Laboratory
Magnet Academy: Barkhausen Effect
The Barkhausen effect makes the concept of magnetic domains audible (if not exactly music to the ear).
Mocomi & Anibrain Digital Technologies
Mocomi: What Is Sound?
Defines sound, how it travels, the components of a sound wave, the different types, and other fun facts.