Volume normalization is a real problem in many Khan Academy videos. It should be possible to correct this with audio processing software. Although, re-recording would of course work too.

1. Közösség
2. Content Requests and Feedback
3. Feedback - Audio volume / Volume Leveling

Yes, students need to be able to switch between "mastery mode" and "assignments" because it is impossible for students to complete a set of assignments without getting off track. It will also indic...

1. Közösség
2. Feature Requests and General Site Feedback
3. Missing Assignments - Student View