Khan! (adademy)

Instapundit notes:

DISRUPTIVE INNOVATION IN EDUCATION: KHAN ACADEMY PARTNERS WITH BITTORRENT TO DISTRIBUTE COURSES. The missing element here is back-end certification that students have learned. Provide that, and the higher education bubble will burst even faster, I suspect.

so how do Math geeks improve math education?

Put videos on the net.

He gives a talk explaining why:



Here's an example of a lesson:



Hmm...I knew this stuff 40 years ago.

But if you are trying to learn math, check it out.