DIY Science Time is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and ...
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To encourage do-it-yourself civic science, Public Lab offers kits for making your own spectrometer. Credit: Jeff Warren on Flickr This is your first of three free stories this month. Become a free or ...
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