Curated OER
Designing and Creating Earth Science Lessons with Google Earth
Everything from adding an overlay to uploading images to navigating the software, teachers become apt at using Google Earth™ in the classroom to create Earth Science lessons.
University of California
University of Cal: Critical Thinking in an Online World
This article discusses why and how to encourage the development of critical thinking skills for students conducting research on the Web. The author even presents an overview of a project that you could adapt to your class.