Three of Earth's spheres are introduced to your earth scientists: lithosphere, hydrosphere, and atmosphere. Each are described with text, while a combination of photographs and computer images are displayed. One of the best ways to use...

In this Earth's layers activity, students click on the links in the questions about Earth's layers to find the answers to the questions and then come back and answer the questions. Students answer 12 questions total.

Check out the tutorial which introduces the Earth's spheres. Viewers should be able to identify the Geosphere, Biosphere, Atmosphere, Hydrosphere and Cryosphere and know their differences and similarities.

Make Earth's climate livable by adding the right amount of air, water, and clouds to its surface and atmosphere.