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In this activity, learners investigate various appliances and electronics, discovering how much energy each uses and how much carbon dioxide (CO2) is released to produce that energy.

In this activity, learners use a pneumatic trough (see related activity) to generate and collect pure oxygen.

In this environmental science activity, learners research what is essential for plant life and the necessary components of soil to support plants.

In a series of three experiments, learners explore the basics of biotechnology using self-locking plastic baggies. Each experiment demonstrates a phenomenon or principle of biotechnology.