01 / 10Practical Engineering≈ yaklaşık seviye C10:08–0:15 .
02 / 10Practical Engineering≈ yaklaşık seviye C10:04–0:09
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03 / 10SmarterEveryDay≈ yaklaşık seviye B29:23–9:32
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04 / 10TED-Ed≈ yaklaşık seviye C10:27–0:36
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05 / 10CrashCourse≈ yaklaşık seviye B25:56–6:00
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06 / 10TED-Ed≈ yaklaşık seviye C11:58–2:08
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07 / 10SmarterEveryDay≈ yaklaşık seviye C110:25–10:35
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08 / 10MKBHD≈ yaklaşık seviye B210:59–11:05
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09 / 10Practical Engineering≈ yaklaşık seviye C16:19–6:32
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10 / 10Practical Engineering≈ yaklaşık seviye B24:01–4:10
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