1 MicroSD Card (We recommend a cheap 16GB to provide room for growth).1 Flash Cart ($15-40 we’ll take a detailed look at flash carts in a moment).1 Nintendo DS (works with the DS Lite, DSi, DSiXL, and 3DS units).
As much as we love free-as-in-beer projects, this project will require a small cash outlay to get things rolling.
