About kids problem solving results of 10,000
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07:46
11:58
02:38
12:58
12:53
11:15
06:39
02:27
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04:07
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03:28
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06:17
01:48
10:32
02:36
03:00
09:35
05:28
19:19
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00:59
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05:34
08:08
04:09
03:23
07:36
03:30
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10:04
10:56
17:49
14:01
12:58
02:01
04:11
10:21
05:31
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