The Unofficial LEGO MINDSTORMS NXT Inventor's Guide

The LEGO® MINDSTORMS® NXT set includes a variety of powerful electronic parts (motors, sensors, and the programmable NXT microcomputer) and lots of building elements. With these parts you can create thousands of unique, intelligent robots. The The Unofficial LEGO MINDSTORMS NXT Inventor's Guide helps you to harness the capabilities of the NXT set and effectively plan, build, and program your own NXT robots. Cost: 30$.