01 / 12TED≈ approximate level A26:16–6:24 , , .
02 / 12PBS NewsHour≈ approximate level A21:28–1:36
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03 / 12TED-Ed≈ approximate level B24:17–4:25
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04 / 12SoulPancake≈ approximate level B14:27–4:33
, .
05 / 12TED-Ed≈ approximate level C13:29–3:37
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06 / 12Lex Clips≈ approximate level B23:02–3:08
, .
07 / 12Lex Clips≈ approximate level B17:17–7:25
, .
08 / 12TED≈ approximate level B11:01–1:08
.
09 / 12TED-Ed≈ approximate level B24:45–4:54
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10 / 12TED≈ approximate level B25:31–5:40
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11 / 12The New Yorker≈ approximate level B11:06–1:14
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12 / 12Big Think≈ approximate level B25:44–5:50
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