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    American Museum of Natural History
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    In this experiment, learners float colored ice cubes in hot and cold water. They compare the behavior of the melting ice cubes to understand how temperature is related to ocean currents and how...

    1 cent - $1 per group Ages 11 - 18 45 to 60 minutes
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    KCET
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    This open-ended art project allows learners to create their own colorful ice sculpture by using rock salt and food coloring on a solid block of ice. The entire activity is like a mini-science...

    $1 - $5 per student Ages 4 - 8 10 to 30 minutes
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    Oregon Museum of Science and Industry
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    Learners investigate how temperature affects the rate of chemical reactions by observing how steel wool reacts with various types of Kool-Aid solutions at different temperatures. The reaction is...

    $1 - $5 per group Ages 6 - 14 30 to 45 minutes
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    NOAA
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    In this quick activity, learners observe how salinity and temperature affect the density of water, to better understand the Great Ocean Conveyor. Learners observe what happens when they add...

    1 cent - $1 per group Ages 6 - 14 5 to 10 minutes