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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 technology activity, learners build simple circuits, design soft circuits using conductive thread, and then sew switch-activated circuits. Learner make a wearable fashion accessory, like a...

    Over $20 per student Ages 8 - 14 2 to 4 hours
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    In this health, cooking, and math activity, learners explore nutrition and examine nutrition labels. Learners cook a healthy version of a granola bar and then create a nutrition label for their...

    Over $20 per group Ages 8 - 14 2 to 4 hours
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    In this mechanical engineering activity, learners design shadow puppets with moving parts and use them to tell stories. Learners explore simple and complex linkages while constructing various...

    $10 - $20 per group Ages 8 - 14 2 to 4 hours
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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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    In this engineering activity, learners explore simple machines and then build cardboard automata using cams. Learners are also challenged to build a complex machine--a moving sculpture that tells a...

    $5 - $10 per group Ages 8 - 14 2 to 4 hours
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    In this engineering activity, learners design their own board games. Learners brainstorm the various components of board games, conduct research using well-known games, and then design and...

    $1 - $5 per group Ages 8 - 14 2 to 4 hours
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    This activity (on page 2 of the PDF under SciGirls Activity: Colorblind Dogs) is a full inquiry investigation into dogs' ability (or inability) to see color. Learners conduct an experiment by...

    $10 - $20 per group Ages 8 - 14 2 to 4 hours
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    This activity (on page 2 of the PDF under SciGirls Activity: Doghouse Design) is a full inquiry investigation into absorption and reflection of radiant energy. In order to build a house that keeps...

    $10 - $20 per group Ages 8 - 14 2 to 4 hours
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    This activity (on page 2 of the PDF under SciGirls Activity: Extreme Sounds) is a full inquiry investigation into sound. Groups of learners will use a decibel meter or a simple set of benchmark...

    Over $20 per group Ages 8 - 14 2 to 4 hours

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