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    Colorado State University
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    In this demonstration/experiment, learners discover that different colors and materials (metals, fabrics, paints) radiate different amounts of energy and therefore, cool at different rates....

    $1 - $5 per group Ages 8 - 14 10 to 30 minutes
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    Colorado State University
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    In this activity, learners explore how air warms when it condenses water vapor or makes clouds. To see this in action, learners use their hands and breath to examine how evaporation cools things...

    1 cent - $1 per student Ages 8 - 18 5 to 10 minutes
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    Colorado State University
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    In this activity, learners explore clouds and how they form. Learners compare the cloud formation in two bottles, one with air freshener and one without, to examine the importance of condensation...

    $1 - $5 per group Ages 8 - 18 5 to 10 minutes
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    Colorado State University
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    In this demonstration, learners can observe a number of small convection cells generated from a mixture of aluminum powder and silicon oil on a hot plate. This demonstration helps learners...

    $5 - $10 per student Ages 8 - 14 5 to 10 minutes
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    Colorado State University
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    In this activity, learners simulate the energy transfer between the earth and space by using the light from a desk lamp desk lamp with an incandescent bulb and a stack of glass plates. The stack of...

    $1 - $5 per student Ages 8 - 14 10 to 30 minutes

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