The next generation of robots is here with the strongest, smartest and most advanced LEGO robot ever -- the Mindstorms NXT. Kids use their imagination to design, build and program their own robot to obey their commands. Mindstorms NXT includes drag-and-drop software that works with PCs and Macs to make programming the robots a snap. With built-in Bluetooth technology, it can even be controlled with a cellular phone. Ages 10 and up.