Students examine a world map and read a news article about the discovery of a giant frog fossil. In this earth science and current event lesson, the teacher introduces an article with a discussion about continental drift and a vocabulary...

Students use a microcomputer connected to a conductivity probe to measure the total dissolved solids in local area water samples. Students then compare their measurements with others in their class as well as other standard measurements.

In this interactive tutorial, you will learn about the types of weathering and erosion that rocks and landforms undergo. This will lead to a discussion of soil and the types of soil. Lastly, you will learn about mass movements of soil,...