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In this activity, learners build one or more edible coral polyps and place them together to form a colony.

In this activity, learners collect, categorize, weigh and analyze classroom trash and discuss ways that engineers have helped to reduce solid waste.

In this activity, learners discover why only some types of plastic can be recycled.

Learners will follow a specific process to make their own paper using scrap paper, newspaper, or junk mail.