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    The Exploratorium
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    In this activity, learners cook amino acids and sugar to explore the range of aromas released. When amino acids and sugars are heated, learners will observe a phenomenon known as the Maillard...

    $10 - $20 per group Ages 6 - 14 Under 5 minutes
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    COSI
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    In this health activity (on page 3 of the PDF), learners will learn about the body‘s defenses against invasion from tiny particles. They will make their own "snot" and see firsthand how...

    $10 - $20 per group Ages 8 - 14 30 to 45 minutes
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    Lunar and Planetary Institute
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    In this activity, dry ice and other items are used to construct a demonstration model of a comet that illustrates the comet nucleus, coma, and tails. This activity introduces learners to the...

    $10 - $20 per group Ages 8 - 14 30 to 45 minutes
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    American Chemical Society
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    In this activity on page 4 of the PDF, learners make some special effects, including snow and breaking glass, with supplies found in the home. In the first activity, learners make and observe four...

    $10 - $20 per student Ages 8 - 14 1 to 2 hours