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    Liberty Science Center
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    In this activity, learners interact with a 3-D model of a watershed to better understand the interconnectedness of terrestrial and aquatic environments. The instructions contain suggestions for ...

    Over $20 per group Ages 4 - adult 5 to 10 minutes
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    Integrated Teaching and Learning Program, College of Engineering, University of Colorado at Boulder
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    In a class demonstration, learners observe a simple water cycle model to better understand its role in pollutant transport. When polluted water evaporates, the pollutants remain behind, becoming...

    $5 - $10 per group Ages 8 - 14 30 to 45 minutes
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    Science Friday
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    In this activity, learners use aluminum trays and wooden blocks to form stream tables to investigate river formations in two different landscape scenarios. Learners compare and contrast how the...

    $10 - $20 per group Ages 11 - 14 45 to 60 minutes
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    Lunar and Planetary Institute
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    In this activity, learners observe the water cycle in action! Water vapor in a tumbler condenses on chilled aluminum foil — producing the liquid form of water familiar to us as rain and dew....

    1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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    COSI
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    In this weather activity (page 4 of the PDF), learners will explore the water cycle through an interactive game. They will move among various stations representing areas within the water cycle, and...

    $10 - $20 per group Ages 6 - 14 45 to 60 minutes
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    American Association for the Advancement of Science
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    Learners draw comic-style pictures to show the water cycle. From a starting picture, one learner draws what happens to the water in the next panel, then passes the comic strip to another learner....

    1 cent - $1 per group Ages 8 - 11 10 to 30 minutes
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    New Jersey Department of Education
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    Did you know that the water we use today is the same water found on Earth millions of years ago? The Earth constantly uses and recycles water in a process called the water cycle. In this lesson,...

    $5 - $10 per group Ages 8 - 14 1 to 7 days
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    National Health Museum
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    In this activity, learners simulate nature's water filtration system by devising a system that will filter out both visible and invisible pollutants from water. Each group is asked to design a...

    $5 - $10 per group Ages 8 - 18 1 to 2 hours
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    U.S. Department of Energy's Office of Energy Efficiency and Renewable Energy
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    In this activity, learners work in groups to build simple solar stills filled with salt water. After the stills are complete, learners observe what happens when they place the stills in the sun....

    1 cent - $1 per group Ages 4 - 11 45 to 60 minutes
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    4-H
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    In this activity, learners consider how oil spills behave in the ocean and what impact they have on marine wildlife. Learners build and observe a model of an oil spill using simple materials, then...

    $10 - $20 per group Ages 11 - 14

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