Check out this visual explainer about sound. It’s a beautiful example of how interactive media can make otherwise complex scientific concepts accessible and comprehensible to everyone.
It explains, among other things, what sound is, how it propagates, and how computers can create artificial sounds.
If you like this article, I highly recommend Bartosz’ other articles, for example this one explaining how the Global Positioning System (GPS) works, or this one showing how internal combustion engines work. Check out the site archives for a full list. If you’re like me, you’re going to want to bookmark this site.