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In this activity, learners explore how engineers design tire treads to increase safety and reliability.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
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In this activity about global climate change, learners will conduct an experiment and collect data to compare the amount of carbon dioxide (CO2) in four different sources of gases.

$5 - $10 per student Ages 11 - 18 45 to 60 minutes