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In this earth science activity, learners conduct a series of short experiments to explore how rocks change.

In this meteorology activity, learners construct simple devices to measure the direction and speed of wind.

In this activity, learners design and build a simple wind vane —one of the oldest kinds of weather tools— and use it to show wind direction.

In this activity, learners use crayons to draw conclusions about rocks and the rock cycle.

In this demonstration, learners can observe a number of small convection cells generated from a mixture of aluminum powder and silicon oil on a hot plate.

In this activity, learners construct hail-proof houses using recycled materials to discuss storm readiness and safety.

In this activity, learners construct a coastal landmass from sand and add features such as tidal creeks and barrier islands.

In this activity, learners model erosion using a clear shoebox and sand or soil.

In this activity, learners observe how salinity affects the freezing point of water by making and enjoying ice cream.