Activities:
- An Introduction to Earth Systems
- Build a Weather Station
- Climate and Temperature
- Exploring Porosity
- Global Change: Where Land, Air, and Water Meet
- How Does the Rock Cycle Work?
- How Can You Test Your Soil?
- Lightning
- Plant an Ozone Monitoring Garden
- Properties of Fluids in Resevoirs
- Rock Abrasion
- Rock Unit (K-5 GeoSource)
- Sky and Cloud Windows
- Soil Detective Challenge
- Soil, the Forgotten Resource
- Soil, Plants, and the Energy Cycle
- Soil Properties
- Testing Soil Samples
- The EarthTrek Gravestone Project
- The Great Ocean Conveyor
- Thinking About Systems
- Traveling Nitrogen
- Your Own Greenhouse