Practical Strategies for Integrating Instruction
Learn about why and how our climate is changing.
How do we understand the world around us?
Resources for science teachers
A volcano is a mountain that opens downward to a reservoir of molten rock below the surface of the earth. Unlike most mountains, which are pushed up from below, volcanoes are vents through which molte
Photographs and information for a large collection of igneous, metamorphic and sedimentary rocks. Geology.com
Everything you wanted to know about our changing climate but were too afraid to ask.