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    In this engineering activity, learners design and build a mechanical arm to lift a small item. Learners must follow certain design constraints as they build an arm that can lift a paper cup from...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    In this physical sciences activity, learners explore insulation. Leaners investigate how insulation can be used to slow down the conduction of heat from one side of a wall to the other. Learners...

    $5 - $10 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 technology activity, learners build an "alarming" doormat to keep siblings out of their rooms. Use this activity to teach learners about circuits, switches, and sensors.

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    In this physical sciences activity, learners explore how forensic investigators collect prints from a crime scene. Learners make hand impressions in damp sand and analyze the patterns they observe....

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    In this physical sciences activity, learners explore friction. Learners investigate the factors that affect the force required to move an object. Learners prepare weighted shoeboxes and then...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    In this simple chemistry activity (page 1 of PDF under SciGirls Activity: Colorblind Dogs) about acids and bases, learners will mix a baking soda and water solution and use it to paint a message on...

    $5 - $10 per student Ages 8 - 14 45 to 60 minutes
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    In this activity (on page 1 of the PDF under SciGirls Activity: Earthquakes), learners will use a magnifier to carefully examine samples of sand from different locations. They record their...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    In this activity about saturation (page 1 of PDF under SciGirls Activity: Sand Dunes), learners will build a series of sand castle towers using a 16 oz cup. Learners begin with completely dry sand...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    This activity (on page 2 of the PDF under SciGirls Activity: Soccer Ball Kick) is a full inquiry investigation into transfer of motion. Groups of learners will measure the length and circumference...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes

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