01 / 19Sprouts≈ perkiraan levelB23:32–3:39 , .
02 / 19Big Think≈ perkiraan levelA20:20–0:30
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03 / 19Vogue≈ perkiraan levelB23:20–3:25
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04 / 19TED≈ perkiraan levelB17:26–7:36
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05 / 19TED-Ed≈ perkiraan levelC15:22–5:35
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06 / 19CNBC Make It≈ perkiraan levelB26:45–6:53
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07 / 19PBS NewsHour≈ perkiraan levelB24:16–4:25
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08 / 19TED-Ed≈ perkiraan levelC14:53–5:07
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09 / 19CrashCourse≈ perkiraan levelC111:13–11:24
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10 / 19TED≈ perkiraan levelB12:02–2:12
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11 / 19TED≈ perkiraan levelB26:31–6:39
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12 / 19The New Yorker≈ perkiraan levelB10:11–0:17
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13 / 19CrashCourse≈ perkiraan levelB17:44–7:49
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14 / 19CrashCourse≈ perkiraan levelB29:59–10:07
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15 / 19TED-Ed≈ perkiraan levelB24:05–4:15
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16 / 19Lex Clips≈ perkiraan levelC12:45–2:55
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17 / 19CrashCourse≈ perkiraan levelB25:00–5:13
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18 / 19CrashCourse≈ perkiraan levelC18:59–9:08
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19 / 19Big Think≈ perkiraan levelB23:02–3:19
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