About kids problem solving results of 10,000
05:34
03:16
02:03
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03:14
02:16
10:44
02:40
15:51
07:49
05:40
09:52
10:04
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07:00
04:52
05:44
05:31
03:54
05:35
11:03
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11:42
07:49
03:43
09:37
07:28
08:09
04:40
04:27
13:58
31:29
18:20
03:59
04:04
04:23
02:58
05:54
02:44
01:35
05:08
08:42
10:50
13:36
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08:26