About flipped learning results of 10,000
06:21
05:44
01:32
30:47
06:39
03:41
36:10
03:36
03:11
08:03
03:17
00:48
07:17
05:16
01:48
09:45
16:33
04:56
12:49
06:55
06:41
48:37
35:42
03:01
03:32
06:43
04:32
07:09
10:31
02:33
05:00
04:35
09:11
06:20
00:57
06:47
04:46
00:57
00:46
15:18
03:46
09:17
06:04
06:30
06:42
01:02