01 / 10Practical Engineering≈ perkiraan levelB24:11–4:19 , .
02 / 10Practical Engineering≈ perkiraan levelC14:38–4:43
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03 / 10BBC Ideas≈ perkiraan levelB20:48–0:51
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04 / 10Practical Engineering≈ perkiraan levelC14:02–4:06
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05 / 10Practical Engineering≈ perkiraan levelC11:33–1:39
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06 / 10Practical Engineering≈ perkiraan levelC19:30–9:38
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07 / 10SmarterEveryDay≈ perkiraan levelB25:14–5:19
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08 / 10TED-Ed≈ perkiraan levelC12:33–2:39
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09 / 10TED-Ed≈ perkiraan levelC14:27–4:34
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10 / 10SmarterEveryDay≈ perkiraan levelC19:15–9:22
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