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    Lunar and Planetary Institute
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    In this activity, learners use a toaster to generate wind and compare the appliance's heat source to Jupiter's own hot interior. Learners discover that convection drives wind on Jupiter...

    1 cent - $1 per group Ages 8 - 14 10 to 30 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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    NOAA
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    In this activity, learners act as the Earth and observe how different angles between the Sun, Earth, and Moon affect the phases of the moon we see each month. Learners work in pairs and make...

    $1 - $5 per group Ages 6 - 14 10 to 30 minutes
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    EPA
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    Learners will understand the relationship between climate change and sea-level rise. In the first activity, they will learn that heated water causes sea level to rise through a process called...

    $1 - $5 per group Ages 11 - 14 1 to 2 hours
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    American Association for the Advancement of Science
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    In this lesson that includes hands-on activities and demonstrations, learners discover that it is the tilt of the Earth's axis (not its proximity to the sun) that causes the seasons. Learners...

    free Ages 11 - 14 45 to 60 minutes
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    The Exploratorium
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    In this geology activity learners build a "squeeze box," which allows them to compress layers of sediment. This is a great way to investigate folding and faulting in the Earth. The...

    $10 - $20 per group Ages 8 - 18 5 to 10 minutes
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    NOAA
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    In this activity (on page 7), learners explore the meaning of a "carbon sink." Using simple props, learners and/or an educator demonstrate how plants act as carbon sinks and how...

    free Ages 8 - 14 45 to 60 minutes
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    Colorado State University
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    In this demonstration/experiment, learners discover that different colors and materials (metals, fabrics, paints) radiate different amounts of energy and therefore, cool at different rates....

    $1 - $5 per group Ages 8 - 14 10 to 30 minutes
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    EPA
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    In this activity, learners investigate how increased carbon dioxide (CO2) emissions from the burning of fossil fuels is changing the acidity (pH) of the ocean and affecting coral reefs and other...

    $5 - $10 per group Ages 11 - 14 45 to 60 minutes
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    The Exploratorium
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    In this geology activity, learners create a model using a mixture of salt and sand inside a CD case. When the case is tilted or inverted, the mixture dramatically sorts into a layered pattern. With...

    $5 - $10 per group Ages 11 - 18 1 to 2 hours

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