Physical Geography
Courses, Lessons, Units, and Texts
This Dynamic Earth Online Textbook and teacher materials: http://learninglynx.blogspot.com/2009/12/this-dynamic-planet.html
Physical geography course and book: http://learninglynx.blogspot.com/2010/09/physical-geography-course-and-ebook.html
History of Earth and Time: http://learninglynx.blogspot.com/2010/01/evolving-planet.html
Wonders of the Natural World: http://learninglynx.blogspot.com/2009/12/wonders-of-natural-world-by-webecoist.html
Natural Disasters --Volcanoes, Earthquakes, etc.
Soil Science
Soil Science: http://learninglynx.blogspot.com/2009/12/free-soil-science-curriculum.html
Soil Science from AMSER: http://learninglynx.blogspot.com/2010/02/soil-science-and-environmental-ed-from.html
Soil Science Interactives: http://learninglynx.blogspot.com/2010/03/who-knew-dirt-could-be-so-interesting.html
History of the Planet, Fossils, Geologic Time, etc.
Fossils and our evolving planet: http://learninglynx.blogspot.com/2010/01/evolving-planet.html
History of Earth and Time: http://learninglynx.blogspot.com/2010/01/evolving-planet.html
Other Resources
Scout Report from NSDL: http://learninglynx.blogspot.com/2010/02/scout-report-for-physical-sciences.html
AMSER Links: http://learninglynx.blogspot.com/2010/02/amser-earth-science-links.html