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    Pratt School of Engineering, Duke University
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    Learners design their own experiment to explore the permeability of different materials such as soil, sand, gravel, and marbles. They will also be introduced to the basic concepts of building...

    $5 - $10 per group Ages 11 - 14 45 to 60 minutes
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    Pratt School of Engineering, Duke University
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    Learners construct and use a "real" 3D coordinate system out of balsa wood and foam core. They will then be able to locate coordinates in space. They will also be asked to find the...

    $1 - $5 per group Ages 11 - 14 30 to 45 minutes

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