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    American Chemical Society
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    In this activity on page 13 of the PDF, use a special plastic card that has been painted with a chemical that changes color when it is in UV light. Examine how the more UV rays there are, the...

    $5 - $10 per student Ages 6 - 14 10 to 30 minutes
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    NISE Network
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    In this activity, learners find out why some mineral sunblock rubs in clear. Learners compare nano and non-nano sunblocks and discover how particle size affects visibility.

    $5 - $10 per group Ages 4 - adult 5 to 10 minutes
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    PBS
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    In this "Sid the Science Kid" activity, learners set up a simple experiment to find out how sunscreen counteracts the effects of the sun. Use this activity to explore various topics...

    $5 - $10 per group Ages 4 - 6 2 to 4 hours