I gave a talk at the University of Colorado’s Computer Science Colloquium a couple of months ago. It’s kind of long (and totally unedited), but if you’re curious about the history of Cubelets and some other related projects, here you go:

We’ve got you covered for Hour of Code!
Computer Science Education Week is December 9th – 15th this year. Are you ready for Hour of Code?! Hour of Code started as a one-hour