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    Optical Society of America
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    In this activity, learners complete a series of drawing activities to explore scale and powers of 10. Learners first trace each other on 1-meter-square pieces of paper. Next, they trace a found...

    Ages 14 - 18
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    Optical Society of America
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    In this optics activity, learners use everyday materials to make a color wheel. When learners spin the wheel like a top, they will be surprised to see all the colors mixing together to appear white...

    Ages 6 - 11

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