Periodic table of videos

By Stephen Downes - Stephen's Web. Periodic table of videos
Derek Wenmoth, Derek’s Blog, July 31, 2011.
This is a neat idea, but I don't think it goes beyond that. Basically (as you can see from the illustration) it's a periodic table of the elements expressed as a set of QR codes. Presumably, when you scan the code with your mobile, you view a video about that element. More...