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    IEEE
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    In this activity, learners explore how musical instruments are engineered. Learners explore how mass manufacturing impacted the recorder, and then work in teams to design their own musical...

    $10 - $20 per group Ages 8 - 18 1 to 2 hours
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    Twin Cities Public Television
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    This is an activity (located on page 3 of PDF) about composites, materials made of 2 or more different components. Learners will be challenged to build the best mud bricks, one of the earliest...

    $1 - $5 per group Ages 8 - 14 1 to 7 days
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    IEEE
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    In this activity, learners explore the concept of conducting or insulating electricity. Learners test different everyday materials to determine if the materials are conductors or insulators of...

    $5 - $10 per group Ages 8 - 11 1 to 2 hours
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    WGBH
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    In this activity, learners use tinfoil to build and test their own boats - which designs will float, and which will sink? Learners must adjust many variables in their boat design to maximize...

    1 cent - $1 per student Ages 6 - 11 45 to 60 minutes
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    IEEE
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    In this activity, learners explore sensors and focus specifically on how to measure humidity using a sensor. Learners work in teams of "engineers" to design and build their own "...

    $10 - $20 per group Ages 8 - 18 1 to 2 hours
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    Twin Cities Public Television
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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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    WGBH
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    In this design challenge activity, learners design and build a solar hot water heater. Their goal is to create a heater that yields the highest temperature change. In the project guide, learners...

    $10 - $20 per student Ages 11 - 18 1 to 2 hours
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    IEEE
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    In this activity, learners explore sports engineering and advanced materials development. Learners work in a team to devise a racquet out of everyday materials that could be used to volley a ping...

    $10 - $20 per group Ages 8 - 18 1 to 2 hours
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    Twin Cities Public Television
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    In this activity (on page 2 of the PDF), learners will discover how the shape of an object, not just its weight, determines whether it floats or sinks. After a ball of aluminum foil sinks in a...

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes
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    Twin Cities Public Television
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    In this technology activity, learners light up the room with electrifying play dough creations. Learners use conductive and insulating homemade play dough to build simple circuits. Learners then...

    Over $20 per group Ages 8 - 14 1 to 2 hours

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