Look I understand what you are trying to say, Khan Academy quizzes are calculating it right but some of them are not tested and that is the reason that some of them don't level up to proficient. Kh...

1. Közösség
2. Feature Requests and General Site Feedback
3. Khan academy encourages you to be perfect, not to "master"

I didn't know there were so many retired badges, I only got 2 of them, and they both are meteorite ones, I know they removed them, but they could at least replace them with new badges.

1. Közösség
2. Technical Issues and Workarounds
3. 50 badges showing as retired.