Audio d-touch is making a collection of applications for real-time musical composition and performance freely available. Using a web-cam, computer, and printer, you can play sounds using image processing to recognize physical markers. You can visit the site below to get the application which includes a drum machine and a sampling sequencer, both are controlled by spatially arranging physical objects on an interactive table surface. Each object represents a sound, and its position with respect to the surface is mapped to certain playback parameters. For example, the horizontal …

Here’s a low budget, DIY speaker project that stays true to the simple, uncomplicated design of the iPod. You can create these speakers for the iPod or your MP3 player using a recipe of 4 paper cups, 2 toothpicks, and your regular old earbuds. I haven’t actually tried these mod paper cup speakers but the idea looks simple enough and might even boost the sound a bit.

I have to admit that I’m a fan of good-sounding audio equipment. Through the right amplifier and speakers, I can almost see the music (pharmaceuticals not needed). That being said, When I see things like the following videos describing  how to make a speaker on the cheap it really makes me smile.
As long as you have some regular household items and don’t mind cutting up a minijack cable, the total cost of this DIY speaker is actually 1 cent.