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It's Okay to Be Smart: Why Vaccines Work
A history of vaccines and how they work to eliminate disease is given in this video. [7:22]
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It's Okay to Be Smart: Why Does February Only Have 28 Days?
Learn about the history of the development of the calendar and how February got the amount of dates it does in this video. Video reviews over the reasoning behind the calendar made by the Romans. [4:46]
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It's Okay to Be Smart: Why Are Some People Left Handed?
Why are more people right-handed versus left-handed? This video explores the theory behind the way the brain works and processes language, Video also tries to investigate the genetics behind favoring one hand versus the other. [5:30]