Because it's better if you know how your body works! Follow these 40 videos to learn about biology and what it means for you. For more crashcourse lectures, follow this collection!
c00lest c@ts arøund
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Do You Hate Public Speaking Too?
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High School: Is It Easy Or Hard?
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When A Baby Hippo Got Swept Away in a Tsunami...
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5 Simple Tips for Writing a Fan Letter
in Korean
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f*ck English
261
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What Happens When You Mix Coca-Cola And Bleach?
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Crash Course in Chemistry
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Summary of basic principles
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Guys Filming a Storm Has The Biggest Scare of His Life
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Five Revelations From the Near-Perfect 'Breaking Bad' Finale
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Lesson 5: Determining the strength of an acid or base
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🌸Last Weekend of Cherry Blossoms in Seoul🌸
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Vary first time flying. Vary first time at California. First time at comicon 💙💜😱.
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How To Learn A New Language At Home
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not sure if this is funny or wrong or both
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Scars
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green
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We Are All That Kid In The Back.
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The Class of 2016: This Year's Funniest Graduation Caps
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4.7 Star App Store Review!
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