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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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    The Exploratorium
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    In this hands-on and feet-on excursion, learners take a science walk to visualize the planet's immense size and numerous structures, without the usual scale and ratio dimensions found in most...

    1 cent - $1 per group Ages 11 - 18 45 to 60 minutes
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    Integrated Teaching and Learning Program, College of Engineering, University of Colorado at Boulder
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    Learners build a simple aneroid barometer to learn about changes in barometric pressure and weather forecasting. They observe their barometer and record data over a period of days. This activity...

    $1 - $5 per student Ages 8 - 14 1 to 4 weeks
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    Community Science Workshop Network
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    In this activity, learners explore force and motion by constructing cardboard cars that are propelled by balloons. Learners can experiment with balloons of various sizes and shapes to change the...

    $1 - $5 per student Ages 6 - 11 45 to 60 minutes
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    Twin Cities Public Television
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    This activity (located on page 3 of the PDF) is a full inquiry investigation into Bernoulli’s principle and airplane wings. Learners will design and build their own airplane wing models out of...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    Oregon Museum of Science and Industry
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    Learners smell balloons filled with different scents to guess what's inside. From this, they infer the presence and motion of scented molecules. This is a good introduction to atoms and...

    $5 - $10 per group Ages 4 - 14 10 to 30 minutes
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    IEEE
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    In this activity, learners explore how a hydraulic pump works. Learners work in teams to design and build a unique water fountain that employs a hydraulic pump. This lesson also contains a...

    $10 - $20 per group Ages 8 - 18 2 to 4 hours
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    Smithsonian Center for Education and Museum Studies
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    In this activity related to flight, learners conduct two simple tests to explore how lift works. In "Use Your Lips to Levitate," learners hold a piece of paper, blow over the paper, and...

    1 cent - $1 per group Ages 8 - 14 5 to 10 minutes
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    IEEE
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    In this activity, learners explore how engineers work to solve the challenges of a society, such as delivering safe drinking water. Learners work in teams to devise a system using everyday...

    $10 - $20 per group Ages 8 - 18 1 to 2 hours
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    NOAA
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    In this weather forecasting activity, learners determine the location of cold and warm fronts on weather plot maps. Learners use colored pencils to mark up and analyze surface pressure, air...

    free Ages 8 - 18 45 to 60 minutes

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