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

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.

Learners use M&Ms® (or any other multi-color, equally-sized small candy or pieces) to create a pie graph that expresses the composition of air.

Learners make their own acid-base indicator from red cabbage. They use this indicator to test substances around the house.