The concept of a handheld CNC machine may seem backwards. CNCs are big hunks of metal with spinning blades. Why would I ever put one of these into my hands?
Ever wondered what info is stored on the magnetic-striped cards in your wallet? This project shows you how to make a magstripe reader for less than $40.
Surprise the family by making a quick but dazzling LED star topper with Oxocard and a Pixelmatrix Cartridge. Programming not required, but easy to customize!