Andrew H.

1. Cộng đồng
2. News and Updates from Khan Academy
3. Content Update: Course Updates are on their way in late July 2021!

This update has been very buggy. The mastery percentages didn't change, but I recieved new content (Already sent in a support ticket for one buggy course). In the precalculus course, some units' ma...

1. Cộng đồng
2. News and Updates from Khan Academy
3. Content Update: 5 newly complete science courses!

Thanks!

1. Cộng đồng
2. General Khan Academy Questions
3. How to delete progress?

I was wondering this too! Thanks for the clarification!