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    Integrated Teaching and Learning Program, College of Engineering, University of Colorado at Boulder
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    Learners build particulate matter collectors--devices that collect samples of visible particulates present in polluted air. They place the collectors in various test sites and observe them over a...

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes
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    Twin Cities Public Television
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    In this health and fitness activity, learners focus on the importance of daily physical activity, specifically walking. Learners use a simple method to measure their stride lengths and then...

    $1 - $5 per group Ages 8 - 14 30 to 45 minutes
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    COSI
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    In this weather activity (page 10 of the PDF), learners will demonstrate the changes in atmospheric pressure by constructing their own barometer. Learners will explore the concept of barometric...

    $1 - $5 per student Ages 11 - 18 1 to 7 days
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    Lunar and Planetary Institute
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    In this activity, learners measure the diameter of their water balloons, model an impact, measure the diameter of the “crater” area, and determine the ratio of impactor to crater. This activity is...

    $1 - $5 per group Ages 8 - 14 10 to 30 minutes
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    Center for Engineering Educational Outreach, Tufts University
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    Learners construct one or more of the following kinds of sundials: a shadow plot, a horizontal sundial, and a diptych sundial. They track the position of the sun during the course of a day, and use...

    $1 - $5 per student Ages 11 - 14 1 to 7 days
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    Carleton College
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    In this activity, learners use Styrofoam to collect organisms from a pond, estuary or marine environment and then examine what they have caught with a microscope. The tiny spaces in Styrofoam...

    $1 - $5 per group Ages 8 - 18 1 to 7 days
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    The University of Texas McDonald Observatory
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    In this activity, learners use the Sun's energy to cook marshmallows. Learners construct the solar oven out of simple everyday materials. They experiment to see how the color of the...

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes
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    COSI
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    Everybody loves boomerangs! In this activity about force and motion, the learners will experiment with boomerangs and explore how they work. This is a great activity to get learners up and moving.

    $1 - $5 per student Ages 4 - 8 10 to 30 minutes
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    Kohl Children's Museum
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    In this activity, learners investigate and compare the rate of drying in different conditions. Learners place wet dish cloths in front of a fan, on a flat surface inside the room, in a box with a...

    $1 - $5 per group Ages 6 - 11 30 to 45 minutes
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    COSI
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    In this meteorological activity, learners get to build their very own anemometer (instrument for measuring wind speed) using a paper cup. This is also an excellent activity to practice math and...

    $1 - $5 per student Ages 6 - 11 10 to 30 minutes

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