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04:56 Science & Technology How space changes an astronaut’s body Lesson duration 04:56 Manage Library 152,685 Views
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05:53 The Arts The tragedy of the one guy who was right about the Trojan Horse Lesson duration 05:53 Manage Library 288,250 Views
05:37 Science & Technology Is this the most valuable thing in the ocean? Lesson duration 05:37 Manage Library 292,946 Views
05:16 Design, Engineering & Technology How do bulletproof vests work? Lesson duration 05:16 Manage Library 244,096 Views
04:47 Health Why is it so dangerous to step on a rusty nail? Lesson duration 04:47 Manage Library 2,928,301 Views
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04:39 Science & Technology The most dangerous elements on the periodic table Lesson duration 04:39 Manage Library 287,195 Views
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05:17 Science & Technology The weirdest (and coolest) tongues in the animal kingdom Lesson duration 05:17 Manage Library 193,271 Views
04:51 Social Studies The fall of the House of Cadmus Lesson duration 04:51 Manage Library 289,099 Views
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04:54 Design, Engineering & Technology How close are we to powering the world with nuclear fusion? Lesson duration 04:54 Manage Library 218,946 Views
05:29 Health How do doctors determine what stage of cancer you have? Lesson duration 05:29 Manage Library 457,111 Views
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