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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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    Centers for Ocean Sciences Education Excellence
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    In this activity, learners explore the concept of density-driven currents (thermohaline circulation) and how these currents are affected by climate change. Learners use colored ice cubes, water,...

    $10 - $20 per group Ages 8 - adult 1 to 2 hours
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    COSI
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    This is a chemistry lab activity about solutions (page 7 of the PDF). Learners see firsthand how chemicals in a solution can combine to form an entirely different substance. They also see physical...

    $1 - $5 per student Ages 8 - 18 10 to 30 minutes
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    Make
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    In this activity, learners create a sealed, mini ecosystem that supplies freshwater shrimp with food, oxygen, and waste processing for at least three months. Learners will collect water, amphipods,...

    Over $20 per student Ages 8 - 18 1 to 12 months
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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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    American Physical Society
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    Learners experiment with water gel crystals, or sodium polyacrylate crystals, which absorb hundreds of times their weight in water. When in pure water, the water gel crystals cannot be seen....

    $5 - $10 per group Ages 11 - 18 45 to 60 minutes
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    NISE NETWORK
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    “Exploring the Solar System: Ice Orbs” is a hands-on activity in which visitors investigate a frozen orb, trying to learn about objects hidden inside. Participants learn that planetary scientists...

    1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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    The Exploratorium
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    In this activity about osmosis, learners use a naked egg (one with a dissolved eggshell) to learn about selectively permeable membranes. This is a great activity to easily show the qualities of...

    1 cent - $1 per student Ages 11 - 18 10 to 30 minutes
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    Science Friday
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    In this activity, learners review and discuss weathering, erosion and mass wasting, to gain a stronger understanding of how Hickory Run’s Boulder Field was formed after the Laurentide Continental...

    $5 - $10 per group Ages 11 - 14 45 to 60 minutes
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    NISE Network
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    In this activity/demo, learners are introduced to the connection between medieval stained glass artisans and nanotechnology. Learners discover that the red and yellow colors in stained glass...

    Over $20 per group Ages 6 - adult 10 to 30 minutes

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