Learners discuss plate tectonics and the layers of the earth's interior. They use eggs as models of the earth and answer questions regarding which part of the egg would represent which part of the earth.

The earth sciences are the focus for this Jeopardy-style review game. Categories include geology, space, scientific investigation, meteorology, and oceanography. Diagrams and pictures are involved with most of the questions, making this...

Students view cut-away images of the planets' interiors, comparing and contrasting them with the Earth's in written form. Students also classify each planet as "terrestrial" or "Jovian". The Planet Interiors applet on the CSA website...

Eighth graders take their own "core sample" with clay and/or play-dough and correlate the layers of the earth.

In this seafloor spreading worksheet, students use 12 given terms to complete sentences about the layers of the Earth and the components of the layers of the Earth.

Young scholars study the makeup of the earth, including the core, the mantle and the crust. They compare the temperatures and thicknesses of each layer. In pairs, they make a model of a cross-section of the earth out of modeling clay.

Students explore the layers of the Earth and the dynamic changes that they cause on Earth's surface. Volcanoes and earthquakes become the focus of the lesson as the Oregon State quarter and its Crater Lake images are linked to the topic.

Students investigate various aspects of the planet Mars. They examine a core sample that is simulated to make observations. Then compare the known sample with one that is unknown and differentiate between the two. Students hypothesize...

Explore deep underground and deep in the ocean to discover what lies beneath the surface. Don't stop until the final destination: the core of the Earth.

In this interactive tutorial you will learn about earthquakes and seismic waves. Learn about why and how these form and also discuss the hazards - direct and indirect - posed by earthquakes. You will then learn how our knowledge of...

Understand the characteristics and features of Earth's core from this detailed article. Includes high-quality illustrations, a downloadable poster, a video, and links to other resources.

Encyclopedia entry explores the involvement of the Congress of Racial Equality (CORE) in America's civil rights struggle throughout the late 1950s and into the mid-1960s.

Just like the Montgomery Bus Boycott, the first sit-in at a Woolworth's lunch counter was the beginning of a nonviolent movement to challenge "white only" laws. Read about how the sit-in movement spread across the South. See how...

As an overview of the online exhibit on earthquakes, this site discusses the various sections inside the Earth. The crust, the mantle, and the core are each individually discussed.

Find out about the source of heat from the Earth's core. (Published 19 July 2011)