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Learners build particulate matter collectors--devices that collect samples of visible particulates present in polluted air.

In this two-part activity, learners work in pairs to examine the four basic stages of a turbine engine.

In this game, learners walk through an imaginary Carbon Cycle and explore the ways in which carbon is stored in reservoirs and the processes that transport the carbon atom from one location to another

In this chemistry activity, learners use common chemicals to produce carbon dioxide and observe its properties. This resource includes brief questions for learners to answer after the experiment.