NTX Holonomic driving system

http://lmotd.blogspot.com/2010/08/robotics-monday-nxt-holonomic-drive.html

Holonomic driving systems are systems in which a vehicle has no turning radius – it can travel in direction without needing to have a “front” that is specifically powered.

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New Book: The Art of Lego Mindstorms NXT-G Programming

http://www.infozine.com/news/stories/op/storiesView/sid/43166/

In The Art of LEGO MINDSTORMS NXT-G Programming (No Starch Press, August 2010, 288 pp., $29.95, ISBN 9781593272180), author and software engineer Terry Griffin demonstrates how to program MINDSTORMS robots with NXT-G. Readers learn how to work with the core parts of the NXT-G language, such as blocks, data wires, files, and variables, and how the pieces work together. Along the way, Griffin teaches good programming practices, bad habits to avoid, and useful debugging strategies—all skills required of a great programmer.