About TED Ed results of 3,340
205:22
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32:47
30:31
28:28
29:02
31:04
30:24
23:22
41:56
31:13
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32:36
31:23
26:17
25:46
56:17
30:00
47:07
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79:51
28:51
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29:58
30:01
105:25
35:56
25:29
66:53
92:53
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34:47
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31:12
83:46
37:02
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34:48
35:56
31:10
34:07
63:45