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In this plant science activity, learners conduct four experiments to observe how plants respond to sunlight and gravity.

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

In this ecology activity, learners make a model water-based ecosystem called a terraqua column. The column (in a large soda bottle) includes pond water, duckweed, sand or gravel, and small snails.