You mentioned a link to another educational video, however; you provided no links in your comment. Would you mind editing your content to include the link? I'm quite interested.
Also, I'm glad you became a fan! Some people mock anything that is government funded and reflexively assume private enterprise always makes a superior product.
One exception of many to this I recently found is when the gf and I were watching tv and she changed the station to the Science Channel. My excitement was destroyed by my exponentially higher dissapointment: The tv show she wanted to watch was Ghost Hunters...on the frickin science channel!!!!
Specifically, it's the Infinite series. Math is so much easier to understand with animations. Something that would take me hours of dense reading of some dusty tome can to grok requires only 20 minutes with modern video production