This is an in-depth activity where students create a rock layer formation using different colors of playdough and investigate the types of folds and rock formations that might occur. They take core samples through anticlines and...

The Franklin Institute has provided a demonstration that theorizes how the earth's crust was formed. This is a lesson plan that needs only a few materials.

[Free Registration/Login may be required to access all resource tools.] Rules for sedimentary rock formation.

SEC produced several articles to help teachers teach about space weather. This one covers the ionosphere. It covers the characteristics, variability, and scintillation of this layer of the atmosphere. PDF format.

The Franklin Institute describes the way sedimentary rock is formed, with links to descriptions of several types of sedimentary rocks.