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    Community Science Workshop Network
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    In this activity, learners experiment with hydrogen peroxide, vinegar, yeast, and baking soda to produce hot and cold reactions. Use this activity to demonstrate exothermic and endothermic reactions.

    $5 - $10 per student Ages 8 - 18 10 to 30 minutes
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    Lunar and Planetary Institute
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    In this activity, learners create volcanoes like those they have examined on Earth and Mars through images taken by spacecraft. Using baking soda and vinegar, learners model volcanic eruptions and...

    $10 - $20 per group Ages 8 - 14 10 to 30 minutes
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    American Chemical Society
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    Learners mix vinegar and baking soda to produce a gas. With the addition of a bit of liquid soap, the gas becomes trapped in measurable bubbles. This way, learners can alter the amount of...

    $1 - $5 per group Ages 8 - 14 30 to 45 minutes
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    American Society for Microbiology
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    A group of learners simulates the spread of disease by trading slips of paper, one set of which has been treated with a baking soda solution. After trading papers amongst the group, learners test...

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes
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    American Chemical Society
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    Learners add calcium chloride to a baking soda solution and observe an increase in temperature along with the production of a gas and a white precipitate. These are all signs of a chemical reaction...

    $1 - $5 per group Ages 8 - 14 30 to 45 minutes
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    NASA
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    In this activity, learners discover how geologists use stratigraphy, the study of layered rock, to understand the sequence of geological events. Learners use baking soda, vinegar, and different...

    $10 - $20 per group Ages 8 - 18 1 to 2 hours
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    Lunar and Planetary Institute
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    In this activity, learners drop impactors onto layers of graham crackers! The process models how impacts throughout the Moon's history have broken rocks down into a mixture of dust, rocks, and...

    $5 - $10 per group Ages 8 - 14 10 to 30 minutes
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    Oregon Museum of Science and Industry
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    Learners work in pairs to design, construct, and test a device that exhibits positive, neutral, and negative buoyancy. They test a number of different objects in water to see if they sink or float....

    $1 - $5 per group Ages 8 - 11 45 to 60 minutes
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    BioEd
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    In this activity, learners observe what happens when yeast cells are provided with a source of food (sugar). Red cabbage "juice" will serve as an indicator for the presence of carbon...

    $1 - $5 per group Ages 8 - 14 1 to 2 hours
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    New Jersey Department of Education
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    This activity has learners observe water and compare it to other liquids. They stir and scoop the liquids, drip them onto various materials, drop various objects into the liquids, and record what...

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes

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