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In this online game, learners must purchase power plants for their city.

In this activity, learners compare plant and animal life in different habitats including a sidewalk crack and lawn. Learners sort human-made materials and natural materials found in each habitat.

In this activity, learners make three different "seed" types and determine which design flies the farthest.

In this activity, learners investigate soil erosion. Learners set up a simulation to observe how water can change the land and move nutrients from one place to another.

In this activity (p.7-8 of PDF), learners examine fossil formation.