EDU 2.0 recently passed 1/3 million members.

About 10,000 new members are joining EDU 2.0 every week, which averages out to 1 new member every minute. At the current rate of growth, EDU 2.0 should pass 500,000 around the middle of 2011. 

EDU 2.0 is rapidly becoming one of the most popular learning management systems in the world.