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    COSI
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    In this activity (page 7 of the PDF), learners will investigate the contents of owl pellets. Learners will discover how owls digest their food as well as the kind of animals they eat. Although this...

    $5 - $10 per student Ages 8 - 14 30 to 45 minutes
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    COSI
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    In this Energy and Environment activity (page 9 of the PDF), learners calculate the mass of a piece of gum, compare it to the mass of the gum's packaging, and then create a bar graph of the...

    $5 - $10 per group Ages 8 - 14 30 to 45 minutes
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    New Jersey Department of Education
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    Water sticks to all kinds of things in nature — flowers, leaves, spider webs - and doesn't stick to others, such as a duck's back. In this activity, learners explore water adhesion (when...

    $5 - $10 per group Ages 8 - 18 30 to 45 minutes
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    Centers for Ocean Sciences Education Excellence
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    In this activity, learners explore density, convection, stratification, and, by inference, the melting of icebergs. Learners make hypotheses, test their hypotheses, and explain their observations.

    1 cent - $1 per group Ages 11 - 18 30 to 45 minutes
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    Oregon Museum of Science and Industry
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    In this crafty chemistry activity (on page 2 of the PDF), learners make their own paper from used paper they may have otherwise thrown away. Learners have fun, and come away with a great finished...

    $1 - $5 per student Ages 6 - 14 30 to 45 minutes
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    NOAA
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    In this activity, learners experiment and observe how the color of materials that cover the Earth affects the amounts of sunlight our planet absorbs. Use this activity to begin discussions on...

    1 cent - $1 per group Ages 8 - 18 30 to 45 minutes
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    University of Illinois Urbana-Champaign
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    In this activity, learners test and compare the physical properties of thermoplastic polymers. Learners compare different plastics based on their color, degree of transparency, texture, and density...

    $1 - $5 per group Ages 14 - adult 30 to 45 minutes
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    Oregon Museum of Science and Industry
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    Learners design their own experiment to investigate how pollution diffuses through ground material. This model for leaking underground storage tanks helps learners connect their learning to...

    $1 - $5 per group Ages 11 - 14 30 to 45 minutes
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    Oregon Museum of Science and Industry
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    Learners build a filter from old soda bottles and dirt. They create polluted water, and pour it through their filter to clean it. Leaners discover earth materials such as sand and dirt can be used...

    $1 - $5 per group Ages 11 - 18 30 to 45 minutes
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    Science Friday
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    In this activity, learners compare and contrast different forms of luminescence by observing how chemiluminescence, phosphorescence, and fluorescence produce or emit light. Learners also compare...

    $10 - $20 per group Ages 11 - 14 30 to 45 minutes

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