Curated OER
The Ocean Floor
Practice reading comprehension by approaching oceanography through 2 pages of informational text. The text compares the ocean floor to the Grand Canyon to gives students perspective, and gives a brief coverage of the earth's crust and...
Vision Learning
Visionlearning: Plate Tectonics: The Origin of Plate Tectonic Theory
Discover Alfred Wegner's ideas relating to continental drift and seafloor spreading which are both evidence to the concept of plate tectonics.