LEDs
Rainbow Cube
The Rainbow Cube is a nerdy but gorgeous accent light consisting of a 4×4×4 cube of red-green-blue LEDs. Depending on how it’s programmed, colors appear to move, pulse, or wash through the cube in all directions, which is fascinating to watch. The LEDs connect to the PCB base via an ingenious structure consisting of thin […]
LED Video Light
Have you tried taking video using your digital camera but never seem to have enough light? Does your camera have trouble focusing in the dark? LEDs are cheap, and so are resistors, so why not make your own LED Video Light? With this second-generation kit from ProdMod, you’ll transform a simple battery holder into a […]
Mignon Game Console
Although 5×7 pixels aren’t a lot to work with, it’s easy to get lost in Olaf Val’s Mignon Game Kit. This minimalist handheld gaming system is hands-on in more ways than one. The first step is to put it together; second is to hack code for the Atmel ATmega8 microcontroller that powers it; and third, […]

