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    New Jersey Department of Education
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    In this activity learners explore surface tension. Why are certain objects able to float on the surface of water and how do detergents break the surface tension of water? Included in the lesson...

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes
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    COSI
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    In this activity about the property of water (page 6 of the PDF), learners use a coin to demonstrate cohesion between water molecules, exploring the molecular forces that allow water molecules to ...

    1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
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    New Jersey Department of Education
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    Over the course of several days, learners explore the property of water that helps plants move water from roots to leaves or gives paper towels the capacity to soak up water. Learners will observe...

    $1 - $5 per group Ages 8 - 14 1 to 7 days
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    New Jersey Department of Education
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    Water sticks to all kinds of things in nature — flowers, leaves, spider webs - and doesn't stick to others, such as a duck's back. In this activity, learners explore water adhesion (when...

    $5 - $10 per group Ages 8 - 18 30 to 45 minutes
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    American Chemical Society
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    In this activity on page 7 of the PDF, learners separate materials based on their special properties to mimic the way recyclables are sorted at recycling centers. Learners observe if various...

    $1 - $5 per student Ages 6 - 11 10 to 30 minutes
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    New Jersey Department of Education
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    Learners explore how the attractive forces between water molecules create surface tension and allow certain objects to float on the surface of water. Learners also discover how detergent breaks...

    $1 - $5 per group Ages 8 - 14 30 to 45 minutes
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    WGBH
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    In this activity, challenge learners to predict and investigate how many water drops they can fit on one penny. Learners conduct the test three times to find the average number of drops they can...

    free Ages 6 - 11 10 to 30 minutes
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    Museum of Science and Industry, Chicago
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    Learners place cut flowers in colored water and observe how the flowers change. The flowers absorb the water through the stem and leaves. By watching the journey of harmless food coloring, learners...

    $1 - $5 per student Ages 8 - 18 1 to 7 days