The lesson

34 mins 53 secs

22 mins 19 secs

22 mins 30 secs

37 mins 41 secs

25 mins 58 secs

36 mins 51 secs

28 mins 2 secs

32 mins 55 secs

1 hour 33 mins 4 secs

1 hour 44 mins 29 secs

24 mins 35 secs

1 hour 39 mins 58 secs

33 mins 24 secs

28 mins 7 secs

32 mins 27 secs

25 mins 6 secs

31 mins 58 secs

23 mins 45 secs

1 hour 24 mins 14 secs

23 mins 28 secs

14 mins 58 secs

16 secs

35 mins 47 secs

1 min 8 secs

3 mins 5 secs

1 hour 25 mins 9 secs

1 hour 39 mins 7 secs

11 mins 1 sec

48 secs

1 min 5 secs

1 min 52 secs

35 mins 20 secs

1 min 18 secs

34 secs

5 mins 23 secs

6 mins 36 secs

22 mins 18 secs

22 mins 59 secs

54 mins 42 secs

25 mins 14 secs