Казак и птицы.
Казачьи сказки. Для детей от 5 лет.
2 days ago 00:33:28 1
![Как устроен QR-код? [Veritasium]](https://sun9-17.userapi.com/vMRqlqbLXQugziWjeg0MGg6vB7a4YiL40h3MWw/lLA9V_KEgz0.jpg)
2 days ago 00:06:08 1
3 weeks ago 00:01:07 1
4 weeks ago 01:38:27 1
1 month ago 00:05:54 12
1 month ago 00:09:22 1
1 month ago 00:15:08 1
![Как изобретают/открывают математику? [3Blue1Brown]](https://sun9-57.userapi.com/e9v-yGBHJvzTLKjDdf2aoV6rf8pFCM7iTX465g/yMSheaNfXdc.jpg)
1 month ago 00:05:00 3
1 month ago 00:03:04 1
1 month ago 00:05:24 2
1 month ago 00:14:17 2
1 month ago 00:00:33 1
1 month ago 00:05:41 1
1 month ago 00:02:34 2
1 month ago 00:23:25 1
![Звуковые иллюзии, которые работают на всех (почти) [Veritasium]](https://sun9-60.userapi.com/RGGNPK23K9Pvqq9-nQls9MesyASsk2EN0K1BYQ/EMHwhDW529k.jpg)
1 month ago 00:02:56 2
1 month ago 00:08:35 1
1 month ago 00:02:31 1
1 month ago 02:05:32 1
1 month ago 01:32:52 1
1 month ago 01:31:26 1
1 month ago 00:05:13 1
1 month ago 00:40:46 1
1 month ago 00:03:50 1
