Making the rounds (JZ sent me a link but I think I saw a reference to it somewhere) is this eye and ear and mind candy for computer geeks: what different sorting algorithms (routines for ordering giant bunches of numbers) sound like...
Not sure why Heap Sort gets its own, but here it is:
A bit more of a writeup at the geek.com article. So the sound is cool, but I admit I'm getting more information from the visual part-- it's the sound that makes it compelling, though...