09:45duration 9 minutes 45 seconds
10.6 Pre-Class Lecture
21:07duration 21 minutes 7 seconds
9.1 Pre-Class Lecture.mp4
05:51duration 5 minutes 51 seconds
7.3 Pre-Class Lecture
06:52duration 6 minutes 52 seconds
5.1 Pre-Class Lecture
16:24duration 16 minutes 24 seconds
1.6 Pre-Class Lecture