24Cpro

1. Общност
2. Classroom Tips and Tricks
3. Energy Points

I don’t think so though that would be very cool  

1. Общност
2. Feature Requests and General Site Feedback
3. Energy Points Store

An Energy Points Store would be a great idea. It is the first step to make this better. People would want to spend more time on Khan Academy. We could buy avatars and things like that to get people...