Curated OER
Deforming Earth's Crust
A short and straightforward slideshow presentation is a great addition to your lesson on plate tectonics. With demonstrative diagrams and helpful facts, the presentation helps to reinforce a concept that can be a little tricky for...
Curated OER
The Oceans, Waves, Tides & Currents
Your introductory lesson to oceanography can be outlined with this apropos presentation. It touches on the physical features of the ocean floor, waves, tides, and currents. One small issue is that some of the graphics are not of the...