Curated OER
National Park Service: Explore Nature: Views: Volcanism: Embark on a Journey
A journey into the depths of a volcano teaches students about volcanic rocks, eruptions, features, and locations. Also find out how volcanologists monitor activity and conduct scientific research on eruptions.
Curated OER
Educational Technology Clearinghouse: Maps Etc: Geology of Eastern Canada, 1911
A sketch map of eastern Canada showing the general location of different types of rocks in this part of Canada. Within the heavy black lines are found chiefly metamorphic and igneous rocks, and chiefly sedimentary rocks without. The...