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    NOAA
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    In this experiment, learners examine the way oil affects bird feathers and test different cleanup methods to find out which works best. Learners answer questions throughout the investigation,...

    $1 - $5 per group Ages 6 - 14 10 to 30 minutes
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    Twin Cities Public Television
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    In this activity (page 1 of the PDF), learners will stand twelve feet apart swinging a rope at the slowest tempo possible while someone uses a stopwatch to record the number of twirls per minute....

    $1 - $5 per group Ages 8 - 14 10 to 30 minutes
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    American Chemical Society
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    In this activity, learners apply a dissolving test to known crystals to identify the unknown. Since the unknown is chemically the same as one of the known crystals, it should dissolve similarly. By...

    $1 - $5 per group Ages 8 - 14 10 to 30 minutes
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    American Chemical Society
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    In this activity on page 10 of the PDF, learners develop an experiment to answer the following question: "How much water can the hydrogel in a baby diaper hold?" Use this activity to...

    $1 - $5 per student Ages 8 - 18 10 to 30 minutes
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    Twin Cities Public Television
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    In this activity related to rotational inertia (page 1 of the PDF), learners will use a bit of scientific experimenting to test if open-faced peanut butter sandwiches really do always land peanut...

    $1 - $5 per group Ages 8 - 14 10 to 30 minutes
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    Twin Cities Public Television
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    In this activity about molecular diffusion (located on page 2 of the PDF), learners will make predictions and move molecules of iodine through a seemingly solid plastic sandwich bag. The process of...

    $1 - $5 per group Ages 8 - 14 10 to 30 minutes
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    Twin Cities Public Television
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    In this activity (page 1 of the PDF), learners observe how an animal responds to its own reflection. First, learners will observe the behavior of a small animal in a cage or aquarium (e.g.,...

    $1 - $5 per group Ages 8 - 14 10 to 30 minutes
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    Twin Cities Public Television
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    In this quick activity, learners will investigate what happens to bubble gum when it is chewed for 5-10 minutes. First, learners measure the weight of unwrapped pieces on a kitchen scale and...

    $1 - $5 per group Ages 8 - 14 10 to 30 minutes
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    COSI
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    In this physics related activity which requires adult supervision, learners make their own powerful water rocket and, with it, explore Newton's Third Law of Motion. Every action has an equal...

    $1 - $5 per student Ages 6 - 14 10 to 30 minutes
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    American Chemical Society
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    In this activity on page 7 of the PDF, learners explore how engineers characterize building materials. Learners test the strength of spaghetti and determine how the number of spaghetti strands...

    $1 - $5 per student Ages 8 - 14 10 to 30 minutes

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