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In this activity, learners (at least three) work together to explore the effects of atmospheric pressure.

1 cent - $1 per group Ages 14 - 18 10 to 30 minutes
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Yes, you can weigh your car by figuring out your wheel's tire pressure combined with the "tire's footprint." You'll need someone with a car, driver's license, and safety in mind.

free Ages 11 - adult 10 to 30 minutes