This activity was developed to give participants an understanding of how much and where water is on Earth by participating in a demonstration and using maps.

This lesson helps students learn about the hydrosphere by making observations and collecting data.

This lesson helps students learn about the geosphere by making observations and collecting data.

This lesson helps students learn about the atmosphere by making observations and taking measurements.

This lesson helps students think about ways humans use freshwater and how we can conserve this natural resource.

This inquiry-based lesson engages students in designing and testing a device to measure rain.