GPS location apps on a smartphone can pinpoint where you are and offer you directions to your school, find the nearest place to get a haircut, and tell you what the weather is in your neck of the woods, among many other cool features. But how does your smartphone know where you are? Wilton L. Virgo explains the math and science behind this very useful smartphone function in this video lesson from TedED:
Mathnasium meets your child where they are and helps them with the customized program they need, for any level of mathematics.
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