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    WGBH
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    In this activity, learners mix milk, vinegar, baking soda, and water to create sticky glue. Use this activity to explain how engineers develop and evaluate new materials and products. Learners...

    $1 - $5 per student Ages 6 - 11 45 to 60 minutes
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    Mount Holyoke College
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    In this chemistry investigation, learners combine common cooking substances (flour, baking powder, sugar, salt, pepper, oil, water, food coloring) to explore mixtures. Both homogeneous (whole thing...

    $10 - $20 per student Ages 4 - 8 10 to 30 minutes
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    American Chemical Society
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    In this activity on page 7 of the PDF (Chemistry—It’s Elemental), learners use iodine to identify foods that contain starch. Compare the starch content of a ripe banana, an overripe banana, milk,...

    $1 - $5 per student Ages 6 - 14 10 to 30 minutes
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    American Chemical Society
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    In this activity on page 6 of the PDF (Chemistry—It’s Elemental), learners explore some of the properties of copper using a few common household ingredients. Learners compare four liquids and their...

    $1 - $5 per student Ages 6 - 14 10 to 30 minutes
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    American Chemical Society
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    In this activity on page 2 of the PDF, learners test different materials to find out which is the best insulator. Learners use aluminum foil, newspaper, plastic wrap, and wax paper to insulate ice...

    $1 - $5 per student Ages 6 - 14 1 to 2 hours
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    American Chemical Society
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    In this activity, learners investigate why apples turn brown. Learners discover that lemon juice interferes with the reaction that causes the browning.

    $1 - $5 per group Ages 4 - 11 2 to 4 hours
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    WGBH
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    In this activity, learners mix up a bubbly brew and examine density. Learners explore how they can make different materials fall and rise in water using oil, water, and salt. Learners can...

    $1 - $5 per student Ages 6 - 11 5 to 10 minutes
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    WGBH
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    In this activity, learners mix water, cooking oil, and liquid food coloring to create beautiful colored designs in a cup. Use this activity to explore liquid density and solubility. <b>...

    $1 - $5 per student Ages 6 - 11 5 to 10 minutes
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    American Chemical Society
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    In this activity, learners make colored sugar and add it to water, alcohol, and oil to discover some interesting differences in dissolving. The sugar will dissolve to a different extent in each...

    1 cent - $1 per group Ages 6 - 14 10 to 30 minutes
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    American Chemical Society
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    In this activity, learners add different liquids to water and apply their working definition of “dissolving” to their observations. After observing isopropyl rubbing alcohol, vegetable oil, and...

    1 cent - $1 per group Ages 6 - 14 10 to 30 minutes

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