1:00:11

Lesson Video 5.4

58:04

Lesson Video 1.3

1:20:32

Lesson Video 5.10-11

53:11

Lesson Video 1.4

26:20

BC 6.10 video notes

52:56

Lesson Video 1.1-2 (part 1)

1:17:36

Lesson Video 5.6-7 (part 1)

31:18

Lesson Video 5.6-7 (part 2)