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    Community Science Workshop Network
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    In this activity, learners test exhaled breath for carbon dioxide and learn how to use an indicator as a simple way to measure pH. Learners also explore what happens when an acid (lemon) is mixed...

    $5 - $10 per student Ages 8 - 18 10 to 30 minutes
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    NOAA
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    In this activity, groups of learners work together to create edible models of chemicals involved in autotrophic nutrition. Learners use candy to represent elements involved in the chemical...

    $5 - $10 per group Ages 14 - 18 1 to 2 hours
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    NISE Network
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    In this activity, learners participate in several full-body interactive games to model the process of self-assembly in nature and nanotechnology. Through these activities learners assemble into a...

    $1 - $5 per student Ages 4 - adult 10 to 30 minutes
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    Omaha's Henry Doorly Zoo
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    In this field study, learners discover how to collect data in the field and how their efforts can help certain animals, specifically, amphibians. The field study allows learners to go into the...

    Over $20 per group Ages 8 - adult 2 to 4 hours
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    NISE Network
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    In this game, learners try to find nano-related objects on a game board. Learners investigate the different ways nano is in the world around us.

    1 cent - $1 per group Ages 4 - adult 10 to 30 minutes
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    The Exploratorium
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    In this activity, learners calculate the percentage of oxygen in the atmosphere by using steel wool's ability to rust. Learners measure the volume of a test tube with a small amount of steel...

    1 cent - $1 per student Ages 11 - 18 1 to 7 days
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    The Exploratorium
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    In this activity, learners conduct an experiment to find out if steel wool will weigh more or less when it is burned. Learners will explore the effects of oxidation and rusting on the steel wool....

    $1 - $5 per student Ages 11 - 18 10 to 30 minutes
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    University of Washington
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    In this activity, learners use earthworms as "unknown creatures" from the South American jungle to find out how animals use senses. Learners are given supplies to devise their own...

    1 cent - $1 per student Ages 8 - 18 45 to 60 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
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    Bridge: Online Ocean Science Education Resource Center
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    In this activity, learners will plot the distribution of various oozes using information from sediment maps. When skeletal remains of microscopic organisms make up more than 30% of the sediment, it...

    free Ages 14 - 18 45 to 60 minutes