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    Oregon Museum of Science and Industry
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    In this experiment, learners will conduct chemical and physical tests to identify mystery substances. This experiment is very flexible, allowing educators to determine the number of unknowns to...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    Oregon Museum of Science and Industry
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    Learners smell balloons filled with different scents to guess what's inside. From this, they infer the presence and motion of scented molecules. This is a good introduction to atoms and...

    $5 - $10 per group Ages 4 - 14 10 to 30 minutes
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    Twin Cities Public Television
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    In this physical sciences activity, learners explore insulation. Leaners investigate how insulation can be used to slow down the conduction of heat from one side of a wall to the other. Learners...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    American Chemical Society
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    In this activity on page 10 of the PDF, learners detect the amount of energy that can flow through a sodium chloride electrolyte solution with a light sensor. Learners construct an electrolyte...

    $5 - $10 per student Ages 8 - 14 45 to 60 minutes
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    American Chemical Society
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    In this activity on page 13 of the PDF, use a special plastic card that has been painted with a chemical that changes color when it is in UV light. Examine how the more UV rays there are, the...

    $5 - $10 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 make their own water treatment systems for cleaning water. Learners construct two filters to test: one with sand and one with sand and charcoal....

    $5 - $10 per student Ages 8 - 14 45 to 60 minutes
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    BioEd
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    In this food science activity, learners conduct an experiment that demonstrates the importance of light to plants. This 1-2 week activity allows learners to learn about the needs of plants and...

    $5 - $10 per group Ages 8 - 14 1 to 4 weeks
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    WGBH
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    In this hands-on activity, learners determine the types of chemical reactions achieved when combining different household products. Learners explore the reactions using the steps of the scientific...

    $5 - $10 per group Ages 6 - 11 45 to 60 minutes
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    BioEd
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    In this water pollution activity, learners create pond water cultures and investigate the effects of adding chemicals or natural nutrients. Learners investigate, on a small scale, the changes that...

    $5 - $10 per group Ages 8 - 14 1 to 7 days
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    Oregon Museum of Science and Industry
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    In this activity, learners mix ingredients in a plastic bag, and then identify three characteristics of a chemical reaction: production of heat, color change, and production of a gas. Turmeric, a...

    $5 - $10 per group Ages 11 - 18 10 to 30 minutes

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