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    Oregon Museum of Science and Industry
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    Learners observe a sealed container holding a clear colorless liquid. They shake the container and the fluid turns blue. When allowed to sit for a few moments, the fluid turns colorless again....

    $1 - $5 per group Ages 6 - 14 10 to 30 minutes
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    American Chemical Society
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    In this activity on page 4 of the PDF, learners make some special effects, including snow and breaking glass, with supplies found in the home. In the first activity, learners make and observe four...

    $10 - $20 per student Ages 8 - 14 1 to 2 hours
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    The Exploratorium
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    In this activity, learners cook amino acids and sugar to explore the range of aromas released. When amino acids and sugars are heated, learners will observe a phenomenon known as the Maillard...

    $10 - $20 per group Ages 6 - 14 Under 5 minutes
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    Science Friday
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    In this activity, learners experiment with creating various types of bubble solutions and testing which ingredients form longer-lasting bubbles. Learners investigate how surface tension works and...

    $10 - $20 per student Ages 11 - 14 45 to 60 minutes
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    American Chemical Society
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    In this activity on page 12 of the PDF, learners examine how recyclable materials are separated by various properties at recycling centers. Learners determine the density of various objects as well...

    $5 - $10 per student Ages 8 - 14 45 to 60 minutes
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    National Health Museum
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    In this activity that can be used as a lab or demonstration, learners use Lactaid® and lactose to demonstrate the concept of enzyme action. Learners test a drop of milk and Lactaid® for the...

    Over $20 per group Ages 14 - 18 10 to 30 minutes
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    American Chemical Society
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    In this activity on page 5 of the PDF, learners compare water with artificial urine to see how urinalysis works. Learners use urinalysis test strips to test for glucose and protein in the fake...

    Over $20 per student Ages 8 - 14 45 to 60 minutes
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    Astronomical Society of the Pacific
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    In this activity (on page 5 of PDF), learners use dry ice and household materials to make scientifically accurate models of comets. Learners will investigate the ingredients in comets and how...

    $5 - $10 per group Ages 6 - adult 10 to 30 minutes
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    Oregon Museum of Science and Industry
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    Eggs are placed in vinegar for one or two days to dissolve the shells. Then, learners place the eggs in water or corn syrup and observe them over a period of days. Through the process of osmosis,...

    $1 - $5 per student Ages 6 - 14 1 to 7 days
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    The Exploratorium
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    In this activity, learners separate the components of Gatorade using a home-made affinity column. In doing so, learners model the basic principle of affinity chromatography, a technique used to...

    $10 - $20 per student Ages 11 - 18 45 to 60 minutes

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