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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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    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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    The Exploratorium
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    Why does milk make some people sick? In this activity learners explore this question and explore the chemistry of milk, and our bodies! This activity can also be used as an exploration of enzyme...

    $5 - $10 per group Ages 14 - adult 45 to 60 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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    Oregon Museum of Science and Industry
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    Visitors observe three beakers. One beaker contains an egg immersed in vinegar. Visitors observe carbon dioxide gas escaping from the shell as the calcium carbonate reacts with the vinegar. The...

    $5 - $10 per group Ages 6 - adult Under 5 minutes
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    University of California Museum of Paleontology
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    Young learners investigate and observe the properties of three liquids -- water, vegetable oil, and corn syrup. They use their senses to collect data and ask and answer questions. This lesson for...

    $1 - $5 per group Ages 4 - 8 10 to 30 minutes
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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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    Boston Children's Museum
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    Learners will explore the chemistry of mucous and its importance to our health by following a process to make their own replica "snot." The activity includes a time and age recommendation...

    $1 - $5 per group Ages 6 - adult 10 to 30 minutes
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    Carnegie Science Center
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    In this activity, learners will construct a device to blow bubbles. By adding corn syrup to the bubble solution, we can increase the surface tension of the bubbles--and their size. This activity...

    $1 - $5 per student Ages 4 - 11 10 to 30 minutes
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    National Health Museum
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    In this highly collaborative activity, learners design and complete a controlled experiment which attempts to answer a simple question about the slime mold Physarum. Learners present their findings...

    Over $20 per group Ages 14 - 18 1 to 7 days

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