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Height Sight

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In this activity, learners build a tool called an inclinometer that can find the height of any distant object, from a tree to the North Star.
$1 - $5 per student Ages 8 - 18 10 to 30 minutes

Cold Metal

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In this activity, learners discover that our hands are not reliable thermometers.
$1 - $5 per student Ages 8 - 14 10 to 30 minutes