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    In this activity on page 7 of the PDF (Plants—The Green Machines), learners examine the effects that light and air have on green plants. Learners plant seeds in two containers and compare what...

    $1 - $5 per student Ages 6 - 11 1 to 4 weeks
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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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    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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    Our bodies defend themselves in many different ways to prevent us from getting sick. In this activity, learners create a slimy substance very similar to mucus, and sprinkle it with glitter to...

    $1 - $5 per student Ages 6 - 14
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    In this simple activity (on page 7 of the PDF), learners use water and liquid dish detergent to see which one removes lipstick better from an index card. The detergent works better because it binds...

    1 cent - $1 per student Ages 6 - 14 5 to 10 minutes
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    In this activity (on page 8), learners model how marble statues and buildings are affected by acid rain. Antacid tablets made with calcium carbonate are used to represent marble (also made from...

    1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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    In this activity on page 11 of the PDF, learners follow simple steps to recycle old newspaper into new paper. Use this activity to introduce conservation as well as the chemistry of cellulose and...

    $1 - $5 per student Ages 6 - 14 1 to 7 days
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    In this activity on page 8 of the PDF (Behind the Scenes with Chemistry), learners make three of Harry Potter's essential school supplies: quills, ink, and color-changing paper. Learners use...

    $10 - $20 per student Ages 8 - 14 1 to 7 days
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    In this activity on page 5 of the PDF (Plants—The Green Machines), learners use chromatography to separate and identify pigments within various leaves. Learners soak leaf pieces in warmed rubbing...

    $1 - $5 per student Ages 8 - 14 1 to 2 hours