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    In this activity, learners create a star show and discover how they can prevent light pollution. Using simple materials, learners first design constellation boxes. Next, learners use their...

    $5 - $10 per group Ages 8 - 14 1 to 2 hours
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    In this activity, learners build penetrometers to test leaf toughness. Biologists measure leaf toughness to study the feeding preferences of insects and bugs.

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes
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    In this environmental engineering activity, learners build windmills using everyday items. The first challenge is to build windmills that spin when placed in front of a fan. The second challenge is...

    $10 - $20 per group Ages 8 - 14 2 to 4 hours
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    In this engineering activity, learners build a device (an anemometer) to measure how fast the wind is blowing. Learners are encouraged to brainstorm, build, redesign/rebuild, collect data and...

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes
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    In this activity, learners explore the difference between compact fluorescent light (CFL) bulbs and traditional incandescent bulbs. Learners examine which light bulbs are more energy efficient by...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    In this activity, learners conduct a waste audit and use their findings to implement a plan for reducing trash. Learners measure trash, sort by categories (compostable, recyclable, etc.) and...

    $5 - $10 per group Ages 8 - 14 1 to 2 hours
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    In this physical sciences activity, learners explore how passive solar design increases energy efficiency. Learners test paperboard models of different building designs to discover how the design...

    $1 - $5 per group Ages 8 - 14 1 to 2 hours
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    In this ocean engineering activity, learners explore buoyancy and water displacement. Then, learners design models of deep sea divers that are neutrally buoyant.

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes
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    In this activity, learners put on their naturalist hats and explore the world around them. This activity challenges learners to take a close look at local habitats, determine if area animals have...

    free Ages 8 - 14 2 to 4 hours
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    This activity (located on page 3 of the PDF) is a full inquiry investigation into mapping the underground “plumbing” of geysers. Groups of learners will mimic an actual investigation into the...

    1 cent - $1 per group Ages 8 - 14 1 to 2 hours

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