How touchscreens work
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Best of Web
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Ever wonder how you're able to awaken your phone with a simple swipe? Find out how the electrical impulses in your body interact with those in your smart phone or tablet to make this technology possible.
About TED-Ed Best of Web
TED-Ed Best of Web are exceptional, user-created lessons that are carefully selected by volunteer teachers and TED-Ed staff.
Meet The Creators
- Video created by erinbrodwin
- Lesson Plan created by Rose Eveleth
