Curated OER
Ancient River Valley Civilizations
Ziggurats, cuneiform writing, the Tower of Babel, hieroglyphics, pyramids, the Great Wall. Launch a unit on ancient cultures, with a presentation that introduces viewers to ancient Mesopotamia, Babylonia, Sumer, Egypt, Indus, and China....
Curated OER
Upwelling in the World Ocean
Here is a fascinating topic: the upwelling of ocean waters. Oceanography pupils learn what mechanisms cause upwelling, types of upwelling, and the effects on marine life. Colorful satellite imagery and informative diagrams bring this...