Material to launch exploration of Earth's soil and its important role. View a one-hour video, accompanied by details on soil horizons and soil formation, and ideas for bringing this topic into the classroom.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on determining relative ages. Review questions are included at the bottom of the study guide.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on dark matter. Review questions are included at the bottom of the study guide.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on divergent plate boundaries. Review questions are included at the bottom of the study guide.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on collecting weather data. Review questions are included at the bottom of the study guide.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on coal power. Review questions are included at the bottom of the study guide.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on cleaning up groundwater. Review questions are included at the bottom of the study guide.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on locating earthquake epicenters. Review questions are included at the bottom of the study guide.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on the lithification of sedimentary rocks. Review questions are included at the bottom of the study guide.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on groundwater. Review questions are included at the bottom of the study guide.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on the early atmosphere and oceans. Review questions are included at the bottom of the study guide.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on deep ocean currents. Review questions are included at the bottom of the study guide.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on the composition of the atmosphere. Review questions are included at the bottom of the study guide.

In this activity, students research hurricane data to discover their behavior and patterns. They map them across decades to see whether their frequency is increasing. They study Hurricane Andrew and investigate the relationship between...

In this lesson, students learn about EarthCaches and processes of the Earth. Using online resources, they find an EarthCache located near their school, visit it, and record the information required in its associated activity. They...

After researching how scientists drill into the ocean floor to retrieve core samples, students work in small groups to simulate the process in the classroom and report on their findings.

Learn how art through the ages has been influenced by the Earth and the heavens. See paintings that attempted to explain the Earth's creation from a scientific standpoint, sacred architecture that provided a place to worship the heavens,...

In this experiment, students go outside and create a simulation of P and S waves traveling across a 30-meter span. This is repeated using a 30-meter square. They experiment with P and S wave behavior, record results, and use...

The Gravestone Project, part of the global citizen science program called EarthTrek, seeks volunteers to visit cemeteries around the world and collect scientific data on how marble gravestones are weathering.

Even though many cities have recycling programs, a lot of trash still ends up in the dump. Find out which materials will break down and which materials won't. Will the results of this experiment change which products you often buy?

[Free Registration/Login may be required to access all resource tools.] Discover how scientists learn about Earth's interior using seismic waves, meteorites, density, and the magnetic field. Additional resources are available for download.

[Free Registration/Login may be required to access all resource tools.] Covers metamorphic rocks, which form from previous rocks exposed to heat and/or pressure.

[Free Registration/Login may be required to access all resource tools.] Presents the way geothermal energy is harnessed and some of its benefits and costs. Downloadable resources are also available.

[Free Registration/Login may be required to access all resource tools.] Looks at how El Nino and La Nina affect the climate.