Body for the PIDDYBOT! http://www.idlehandsproject.com/piddybot-a-needed-update/PIDDYBOT is a DIY self balancing robot that you can build yourself. Check him out here: www.piddybot.comWhat you are buying on shapeways is the body for the piddy bot, but you still need to get the circuit board and the components to put him together. Once you do all the then you can program and get balancing!The Idea behind the piddybot is to teach you how to tune a PID control system. Which is a very common practice of controlling things like robotics, temperature, etc.