NXT Ballbot is a LEGO Mindstorms NXT version of Ballbot that is developed by Ralph Hollis at Carnegie Mellon University. The Ballbot is designed to balance itself on its single spherical wheel while traveling about.-NXT Ballbot (Self-Balancing Robot

乐高公司开发的NXT机器人，通过matlab进行编程的小工具箱-Lego NXT robot, developed by a small toolbox matlab programming