teacher's failure

1
0
14:59
04:28
07:57
01:59:38
05:12
25:13
19:08
18:46
08:01
16:14
15:29
14:06
05:21
14:01
07:50
21:11
01:07:42
14:01
51:19
17:40
17:32
23:19
19:22
08:04
36:41
08:00
14:28
19:42
07:52
13:29
05:17
08:18
05:09
10:07
20:52
05:59
15:00
01:08:45
06:06
32:58