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In this activity, learners explore the human influences on the carbon cycle and examine how fossil fuels release carbon.

In this activity, pairs of learners model how scientists use craters to determine the ages of lunar surfaces. One partner keeps time while the other creates a painting for the other to interpret.

In this activity, learners explore the history of making objects from glass and artistry of Dale Chihuly.

Scientists use enormous wind tunnels to test the design of planes, helicopters, even the Space Shuttle.