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    American Chemical Society
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    In this activity, learners examine baking powder, a combination of three powders: baking soda, cream of tartar, and cornstarch. Learners use their data from the previous activity (see related...

    1 cent - $1 per group Ages 6 - 14 30 to 45 minutes
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    American Chemical Society
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    In this introductory activity and demonstration, learners are introduced to the concept that different substances react chemically in characteristic ways. First learners compare the way baking soda...

    $1 - $5 per group Ages 6 - 14 10 to 30 minutes
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    The Science House
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    In this chemistry activity, learners make indicator solution from red cabbage. Then, learners test everyday foods and household substances using the cabbage juice indicator. Learners will record...

    $5 - $10 per group Ages 11 - 18 45 to 60 minutes
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    The Science House
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    In this chemistry activity, learners perform three chemical reactions in a sealed zip-top bag. Learners will record their observations and classify the changes as chemical or physical. This...

    $1 - $5 per student Ages 8 - 18 10 to 30 minutes
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    American Chemical Society
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    Learners investigate signs of a chemical reaction when they mix vinegar and baking soda. In addition to a gas being produced, learners also notice the temperature decreases. Learners can quantify...

    $1 - $5 per group Ages 6 - 14 10 to 30 minutes
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    Mount Holyoke College
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    In this kitchen chemistry activity, learners explore the chemistry of crystals by making sugar crystals, consider a common chemical reaction type responsible for the rising of muffins and cake in...

    $5 - $10 per group Ages 8 - 14 1 to 7 days