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    American Association for the Advancement of Science
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    In this inquiry-based learning activity, learners design, build, and test their own ramps. They are introduced to a variety of materials and explore putting them together. They also create plans...

    $5 - $10 per group Ages 4 - 8 45 to 60 minutes
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    American Chemical Society
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    This lesson focuses on molecular motion in gases. Learners compare the mass of a basketball when it is deflated and after it has been inflated. The inflated ball has the greater mass so learners...

    $5 - $10 per group Ages 11 - 14 45 to 60 minutes
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    University of Southern Mississippi
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    In this activity, learners prepare four polymer elastomers and then compare their physical properties, such as texture, color, volume, density, and bounce height. This activity is a fun way for...

    $5 - $10 per group Ages 11 - 18 45 to 60 minutes
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    Utah Education Network
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    In this math lesson, learners explore the concept of using units to measure length. Learners first read "How Big is a Foot" by Rolf Myller and learn about units. Then, learners visit four...

    $5 - $10 per group Ages 4 - 6 45 to 60 minutes
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    WGBH
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    In this design challenge activity, learners build a car that uses a battery-operated motor to "drive" at least ten feet. Educators can use this activity as a fun, hands-on way to...

    $5 - $10 per student Ages 8 - 14 30 to 45 minutes
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    Children's Museum of Indianapolis
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    In this three/four-day lesson, learners calculate perimeters and areas and draw the castle plan to scale. They develop a timeline outlining the construction of a castle and build catapults, a...

    $5 - $10 per group Ages 8 - 14 1 to 7 days
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    University of Southern Mississippi
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    In this activity, learners prepare four polymer elastomers and then compare their physical properties, such as texture, color, size, and bounce height. This activity is a fun way for learners to...

    $5 - $10 per group Ages 4 - 14 1 to 2 hours
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    Twin Cities Public Television
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    In this engineering activity, learners design parachutes to give toy figures safe landings. This activity is great for practicing an important STEM skill--changing only one variable at a time.

    $5 - $10 per group Ages 8 - 14 30 to 45 minutes
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    Oregon Museum of Science and Industry
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    Learners experiment with a commercially available liquid-crystal coaster. They warm the material with their hands for varying lengths of time and observe the changing colors that result. As the...

    $5 - $10 per group Ages 4 - 14 5 to 10 minutes
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    The Exploratorium
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    In this demonstration, learners investigate mass, gravity, and acceleration by dropping a wooden bar with a balloon attached to its underside, a mass suspended from it by rubber bands, and a sharp...

    $5 - $10 per group Ages 11 - 18 5 to 10 minutes

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