Classroom Robotics: Claws lego NXT - Lego Arm
LEGO Mindstorms NXT Spider
Fabulous tutorial about how gears work using lego!
Street Sweeper Lego NXT
The newly announced LEGO Mindstorms sets for home and education have some differences, but it isn't clear to me what they are, specifically. It seems that have different sensors, perhaps diffe...
NXT Puppy - Ultrasonic and Sound Sensor Program
Robotics Club Stuff
Damien Kee - LEGO NXT Resources - a huge range of links and resources for integrating Lego robotics into the classroom. A Robotics in Education mailing list is also on this site.
STEM with Lego
Aula Robótica: Lego NXT robot holds and lifts.