Emmiting Light
Obejrzane 1,154 raz(y)
Opis filmu:
In this O Wow Moment Video from the Children's Museum of Houston, we explore how LEDs work and how you can make a simple flashlight using an LED, some self-adhesive foam, and a battery.
Kategoria:
Top Darmowe Wideo Online - Dzieci
Dodane dnia:
08 Lut 2017
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