[ph@ntom]

Originally Posted by JVN

What kind of additional parts?

There is a lot of stuff available on the IFI website. Is this the stuff you're looking for?

http://www.innovationfirst.com/FIRST...s/edu-kits.htm
http://www.innovationfirst.com/FIRST...edu-motion.htm
http://www.innovationfirst.com/FIRST...mechanical.htm

The ones you listed are the ones that came withe the kit (?) i was thinking of electrical parts like distance sensors (measure distance) ... my question is where to get them, because i couldn't find a place yet...
As i said before they are listed here
http://www.rec.ri.cmu.edu/education/robot_builder/