*[Berkeley´s CS 194: What is an Operating System?](https://www.youtube.com/view_play_list?p=-XXv-cvA_iB_5Q8G8kW5idSwNmXypmQE)
*[Berkeley´s Math 10B: Methods of Mathematics: Calculus, Statistics, and COmbinatorics](https://www.youtube.com/view_play_list?p=-XXv-cvA_iCZ8sTG0pDuBubsDfOFoY2X)
*[Bits: The Computer Science of Digital Information](http://www.extension.harvard.edu/open-learning-initiative/bits)