01 / 16Big Think≈ niveau approximatifA26:28–6:30 ,
02 / 16The Economist≈ niveau approximatifA21:46–1:49
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03 / 16Lex Clips≈ niveau approximatifB15:41–5:48
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04 / 16Lex Clips≈ niveau approximatifB27:54–7:59
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05 / 16WIRED≈ niveau approximatifC13:24–3:32
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06 / 16WIRED≈ niveau approximatifA24:18–4:24
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07 / 16CrashCourse≈ niveau approximatifB110:09–10:20
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08 / 16TED-Ed≈ niveau approximatifA23:45–3:53
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09 / 16PBS NewsHour≈ niveau approximatifA20:40–0:48
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10 / 16PBS NewsHour≈ niveau approximatifC12:57–3:02
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11 / 16PBS NewsHour≈ niveau approximatifA20:10–0:18
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12 / 16WIRED≈ niveau approximatifC15:52–6:01
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13 / 16TED≈ niveau approximatifB24:53–5:04
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14 / 16BBC Ideas≈ niveau approximatifC14:17–4:30
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15 / 16PBS NewsHour≈ niveau approximatifB13:07–3:18
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16 / 16The New Yorker≈ niveau approximatifC12:27–2:37
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