Влияние частоты звука на песок эксперимент
9 years ago 00:03:39 59
8 years ago 00:07:37 168
3 years ago 00:31:11 21
9 months ago 00:00:55 1
6 years ago 00:15:08 7
13 years ago 00:01:32 21
5 years ago 01:09:19 77
9 years ago 00:02:06 8
9 months ago 00:14:06 8
9 years ago 00:10:11 126
7 years ago 00:05:11 49
6 years ago 00:06:19 1
6 years ago 00:14:42 20
5 years ago 01:00:54 1
12 years ago 00:02:05 260
9 years ago 00:08:04 41
4 years ago 00:06:43 11
4 years ago 00:15:08 2
7 years ago 00:11:56 11
1 year ago 00:07:38 4
10 years ago 00:01:06 41
8 months ago 00:20:07 1
9 years ago 00:10:00 32
6 years ago 00:07:24 10
