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    Oregon Museum of Science and Industry
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    This is an activity exploring color and color mixing. Learners use an eyedropper to place dots of thinned tempera paint onto a super-absorbent paper towel, noting how the colors spread out from the...

    $5 - $10 per group Ages 4 - 6 10 to 30 minutes
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    PhET
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    In this online activity, learners make a whole rainbow by mixing red, green, and blue light. They can change the wavelength of a monochromatic beam or they can filter white light. They can also...

    free Ages 6 - adult 5 to 10 minutes
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    Kohl Children's Museum
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    In this activity, learners observe color mixing and absorbency using colored tissue paper and spray bottles. Learners create collages out of colored tissue paper shapes and then lightly mist the...

    $1 - $5 per group Ages 4 - 8 10 to 30 minutes
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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...

    1 cent - $1 per student Ages 6 - 11 10 to 30 minutes