Also the High School bot uses the S2 - and Fluke 2 (which I did not know about) to teach Python programming! I knew that the Serial port was retained for compatibility with the old IPRE Fluke - but I thought it wasn't around anymore...Who knew?
link. At the bottom of the page, there are links to videos of the S2 in action. Two of the five YouTube videos are by yours truly!
S2 Scribbling Robot and
The Parallax S2 Reveals its Soul
They did not link to:
Better Propeller Beanie 2.0 which is, as its name implies, a better beanie!