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In this cooperative learning activity, learners visit ten stations and are challenged to think critically about various conservation questions and issues.

$10 - $20 per group Ages 14 - 18 45 to 60 minutes
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Does yeast breathe? Find out by watching how plastic bags filled with yeast, warm water and different amounts of sugar change over time.

$1 - $5 per student Ages 6 - 14 45 to 60 minutes