Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...
The best teachers really grasp the concepts they're educating students on. There's a reason for that and you can harness the memory power of teaching, too.
It often happens that we read books and listen to lectures in class, but when the need arises, we can't remember what we learned. This story resonates with almost every student preparing for school, ...