01 / 8Practical Engineering≈ approximate level C111:12–11:18 - .
02 / 8PBS NewsHour≈ approximate level C14:03–4:14
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03 / 8WIRED≈ approximate level C15:29–5:37
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04 / 8Practical Engineering≈ approximate level C12:51–2:59
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05 / 8Tom Scott≈ approximate level B15:54–5:57
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06 / 8TED≈ approximate level C112:06–12:10
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07 / 8Practical Engineering≈ approximate level C15:39–5:54
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08 / 8Practical Engineering≈ approximate level C17:21–7:29
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