I Can Play Guitar System - Purple Guitar is kids #1 instrument of choice and I Can Play Guitar makes learning to play the guitar as easy and fun as playing a game! I Can Play Piano uses the same color coding method as I Can Play Piano. This is a hardware software system that plugs into the TV. The I Can Play Guitar software will be designed to have the look and feel of a real video game. The focus is on learning to play the guitar in a fun way that can eventually translate to the player being able to play a real guitar.