With user-friendly instructions for the leJOS NXJ software, this accessible manual is the perfect launch into LEGO Mindstorms NXT, an incredible kit for building and programming robots. Using Java, the most popular and easy-to-use programming language available, this book helps engineers and amateurs alike design and build their own customized robots, programmed however they desire. A diverse set of projects is accompanied by building tips, programming code, complete 3D-rendered building instructions, and hundreds of illustrations. The NXT intelligent brick's Bluetooth capabilities are introduced, as are the newest available parts, from GPS to the RFID sensor, in this useful handbook that serves as the perfect compliment to the LEGO NXT kit.