01 / 9The School of Life≈ perkiraan levelA21:02–1:08 .
02 / 9TED-Ed≈ perkiraan levelC12:37–2:45
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03 / 9Big Think≈ perkiraan levelB28:38–8:42
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04 / 9TED-Ed≈ perkiraan levelC10:06–0:17
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05 / 9PBS NewsHour≈ perkiraan levelC15:09–5:15
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06 / 9Sprouts≈ perkiraan levelB22:27–2:38
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07 / 9TED-Ed≈ perkiraan levelB13:11–3:20
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08 / 9TED-Ed≈ perkiraan levelC10:42–0:50
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09 / 9Sprouts≈ perkiraan levelB10:36–0:44
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