Состав числа. Учимся считать в пределах 20.
Дети научатся легко вычислять в пределах 20 с помощью специальной линейки.
8 months ago 00:18:28 243
5 years ago 00:07:30 154
4 years ago 00:02:07 20
4 years ago 00:11:09 30
4 years ago 00:07:49 10
4 years ago 00:08:15 10
4 years ago 00:05:05 20
4 years ago 00:09:07 25
4 years ago 00:02:00 13
2 years ago 00:12:56 34
4 years ago 00:13:42 22
4 years ago 00:14:04 1
4 years ago 00:12:57 18
6 years ago 00:06:01 700
5 years ago 00:06:41 719
10 years ago 00:02:12 107
4 years ago 00:08:04 34
4 years ago 00:05:57 17
2 years ago 00:07:29 36
10 years ago 00:02:24 103
9 years ago 00:02:14 95
10 years ago 00:02:29 53
4 years ago 00:00:48 13
4 years ago 00:06:56 10
