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    IEEE
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    In this activity, learners explore the concept of how aerospace engineering has impacted sports, specifically exploring the design of golf balls. Learners work in teams to explore the physics of...

    free Ages 11 - 18 1 to 2 hours
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    National Park Service
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    In this online interactive, learners first explore the great American inventors and their inventions as well as the role of the National Park Service. Then, learners investigate how Edison's...

    free Ages 4 - 14 5 to 10 minutes
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    NOAA
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    In this quick and easy activity and/or demonstration, learners use two empty 2-liter bottles and hot tap water to illustrate the effect of heat on pressure. Learners will be surprised to see what...

    free Ages 6 - 18 5 to 10 minutes
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    PhET
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    In this online activity, learners use a realistic mass and spring laboratory. They hang masses from springs and adjust the spring stiffness and damping. Learners can even slow time and transport...

    free Ages 8 - adult 10 to 30 minutes
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    Rensselaer Polytechnic Institute
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    This online interactive has three activities in the NanoLab (press the upper right button): Build, Zoom, and Transform. In Build, learners build increasingly complex molecules out of carbon, oxygen...

    free Ages 4 - adult 10 to 30 minutes
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    BBC
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    In this online activity, learners use reversible and irreversible changes to save the Crystal of St Helena from SKUL! Learners discover whether processes like freezing, sieving, and dissolving are...

    free Ages 8 - 14 5 to 10 minutes
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    PhET
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    In this online interactive simulation, learners will add different salts to water and then watch the salts dissolve and achieve a dynamic equilibrium with solid precipitate. Learners will also...

    free Ages 8 - adult 10 to 30 minutes
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    Twin Cities Public Television
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    In this activity, learners will use food cans of many different properties (sizes, shapes, and weights) and set two cans on their sides at the top of a ramp. Learners will make predictions about...

    free Ages 8 - 14 45 to 60 minutes
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    Smithsonian Center for Education and Museum Studies
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    In this activity (located on pages 9-14 of PDF), learners visit a cemetery to examine the distinguishing characteristics of rock weathering. After researching stone weathering and acid rain,...

    free Ages 8 - 14 1 to 7 days
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    Colorado State University
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    In this kinesthetic activity that demonstrates pressure, learners act as air molecules in a "container" as defined by a rope. Learners explore how air molecules move in different...

    free Ages 8 - 14 10 to 30 minutes

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