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    Twin Cities Public Television
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    In this engineering activity, learners examine bicycle mechanics and gear ratios. Learners determine which gears will help them bike a set course in the shortest amount of time.

    1 cent - $1 per group Ages 8 - 14 1 to 2 hours
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    Twin Cities Public Television
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    In this sports-themed engineering activity, learners create super bouncy balls out of balloons. Learners brainstorm, test their designs, and share results.

    $1 - $5 per group Ages 8 - 14 30 to 45 minutes
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    Twin Cities Public Television
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    This activity (on page 2 of the PDF) is a full inquiry-based challenge related to motion and design optimization. Groups of learners will use construction paper to build a model bobsled run for a...

    $1 - $5 per group Ages 8 - 14 1 to 2 hours
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    This activity (on page 2 of the pdf) is a full inquiry investigation into how a hockey stick’s flex affects shooting power and accuracy. Groups of learners will gather hockey sticks with three...

    Over $20 per group Ages 8 - 14 1 to 2 hours
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    This activity (on page 2 of the PDF) is a full inquiry investigation into tug-of-war physics. Groups of learners will test two tug-of-war strategies. Which is better: a team of a few big kids or...

    $10 - $20 per group Ages 8 - 14 2 to 4 hours

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