About How to defeat a dragon with math - Garth Sundem results of 10,000
02:24
01:41
01:18
07:30
02:54
16:00
01:49
08:20
13:57
10:54
04:28
07:58
07:39
24:35
04:25
14:49
06:58
03:51
05:09
01:04
07:46
05:46
05:20
09:33
28:56
07:14
07:14
04:25
01:51
11:12
08:15
01:32
02:13
07:04
47:58
01:33
13:29
03:02
23:21
08:25
00:44
04:32
02:34
19:26
02:35
17:32