Right Turn Arrow Traffic Lights detrafficstreetbeatz trafficlights

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=b5c-PgWRNyI

How to make simple traffic lights for pedestrians using paper circuits • Please contact us if you are interested in this template in PDF. • Required materials: • 2 led diodes • 1 cell coin battery 3V • Conductive fabric tape • 1 watercolor paper A4 size • Tracing paper • This project should be done under the supervision of an adult. • #stemeducation #steameducation #papercircuit #papercrafts #steam教育 #stem 教育 #trafficlightdiy

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