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04:50 Life Sciences The three different ways mammals give birth lesson duration 04:50 6,315,866 views
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04:37 Cognition and Learning Why do people get so anxious about math? lesson duration 04:37 2,587,838 views
04:36 Emotional Health Would winning the lottery make you happier? lesson duration 04:36 993,370 views
01:49 History How the stethoscope was invented | Moments of Vision 7 lesson duration 01:49 378,108 views
04:45 Science & Technology Why doesn’t anything stick to Teflon? lesson duration 04:45 2,919,223 views
02:06 Design How smudge-proof lipstick was invented | Moments of Vision 6 lesson duration 02:06 299,104 views
09:40 Health This temporary tattoo helps women have healthy pregnancies lesson duration 09:40 172,916 views