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02:54 Health Is sitting too close to the TV really bad for you? Lesson duration 02:54 Manage Library 255,553 Views
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03:33 Physical Science Why 350°F is the magic number for baking Lesson duration 03:33 Manage Library 1,299,598 Views
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04:22 Life Sciences Why parrots can talk like humans Lesson duration 04:22 Manage Library 5,687,803 Views
