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    NASA
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    In this activity about the solar system, learners use various light sources to examine ice with different components to understand how NASA studies planets and moons from space. This detailed...

    $1 - $5 per group Ages 4 - 11 1 to 2 hours
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    NOAA
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    In this activity, learners act as the Earth and observe how different angles between the Sun, Earth, and Moon affect the phases of the moon we see each month. Learners work in pairs and make...

    $1 - $5 per group Ages 6 - 14 10 to 30 minutes
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    COSI
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    In this astronomy activity, learners create a model of the solar system using beads and string. The activity gives learners a clear idea of the immense scale of the solar system and the relative...

    $1 - $5 per student Ages 8 - 14 10 to 30 minutes
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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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    NOAA
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    In this quick activity, learners observe how wind creates ocean currents. By blowing (through straws) on pepper suspended in water, learners will notice how the pepper moves in a clockwise motion,...

    $1 - $5 per group Ages 6 - 14 5 to 10 minutes
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    American Association for the Advancement of Science
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    Learners model the Sun-Earth-Moon system to show what causes the Moon's appearance to change when viewed from the Earth. One learner acts as the Earth, and holds a model of the Moon arm's...

    $1 - $5 per group Ages 8 - 11 10 to 30 minutes
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    NOAA
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    In this quick activity, learners observe how the added sugar in a can of soda affects its density and thus, its ability to float in water. Learners explore this phenomenon by testing if two cans of...

    $1 - $5 per group Ages 6 - 14 Under 5 minutes
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    NOAA
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    In this activity, learners explore the different salinities of various sources of water by taste-testing. Learners will taste water samples with the appropriate amount of salinity representing...

    $1 - $5 per group Ages 6 - 14 10 to 30 minutes
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    American Association for the Advancement of Science
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    Learners model the ocean currents that carry hot water from the tropics to northern latitudes. By placing small containers of hot and cold water inside a larger container of cold water, learners...

    $1 - $5 per group Ages 8 - 11 10 to 30 minutes
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    COSI
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    In this demonstration about force and motion, learners will explore the forces that affect a pendulum A simple model pendulum comprised of a ball and string demonstrates how pendulums work as well...

    $1 - $5 per student Ages 4 - 11 5 to 10 minutes

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