teacher's failure

1
0
08:01
15:29
01:15:52
04:28
13:50
20:50
01:59:38
10:00
23:19
16:31
03:18
51:19
05:48
15:41
01:08:45
14:01
14:59
16:14
07:50
07:57
20:52
10:49
13:29
25:13
16:02
05:24
19:42
08:18
05:40
11:48
06:06
53:52
30:37
15:02
41:51
21:56
08:04
06:16
15:00
05:33