Натали (9 лет) считает 10 примеров за 3 секунды
Девочке 9 лет, обучается по программе “Интеллектиум: ментальная арифметика“ 5 месецев
4 days ago 00:11:46 1
3 weeks ago 00:03:07 1
2 months ago 00:08:11 2
2 months ago 00:03:05 1
2 months ago 00:09:12 2
2 months ago 11:59:37 1
2 months ago 00:14:25 1
2 months ago 00:52:47 1
2 months ago 00:06:01 1
2 months ago 00:42:42 1
2 months ago 00:00:55 1
2 months ago 00:03:03 1
2 months ago 00:01:08 1
2 months ago 00:36:51 1
2 months ago 01:00:53 1
2 months ago 00:50:29 1
2 months ago 01:11:32 6
2 months ago 00:36:13 1
2 months ago 00:37:36 1
2 months ago 00:19:24 2
2 months ago 01:50:26 1
2 months ago 00:14:27 1
2 months ago 00:05:24 1
2 months ago 00:52:12 1
