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    Optical Society of America
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    In this optics activity, learners make a simple telescope using two lenses and a cardboard tube. Learners construct the telescope and then calculate its magnification. Use this activity to...

    $1 - $5 per student Ages 8 - 14 5 to 10 minutes
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    Optical Society of America
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    In this activity, learners use a laser pointer, empty soda bottle, rubber plug and water to demonstrate total internal reflection. Use this simple activity as a demonstration or group activity to...

    free Ages 14 - 18 5 to 10 minutes
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    Optical Society of America
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    In this optics activity, learners make a "light fountain" from a clear plastic bottle, flashlight, and other simple materials. Use this activity to illustrate light reflection,...

    1 cent - $1 per student Ages 8 - 14 5 to 10 minutes
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    Optical Society of America
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    In this optics activity, learners discover basic lens-making techniques by using a tennis ball to make a lens out of ice. After the ice freezes, learners will use the lens to magnify images in a...

    $1 - $5 per student Ages 14 - adult 2 to 4 hours
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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...

    1 cent - $1 per student Ages 14 - 18 30 to 45 minutes
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    Optical Society of America
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    In this activity, learners use Jell-O to explore lenses. Learners cut Jell-O into convex and concave lens shapes and examine how light exits each lens in a darkened room. They compare the rounded...

    $1 - $5 per student Ages 14 - 18 30 to 45 minutes