National Council of Social Studies:  The leading "learned society" in the field.
http://www.ncss.org/

Oklahoma Association for Geographic Education:  A great source for SS ideas, lessons, workshops, etc...
http://www.ou.edu/okage/okagea.html

Oklahoma State Department of Education:  A good source for PASS Objectives, curriculum materials, etc...
http://sde.state.ok.us/

Inspiring Teachers.Com:  Interesting site for new and/or experienced teachers.
http://inspiringteachers.com/

Elementary Education Annual Conference/Las Vegas, NV
http://www.intellex.com/~eeac/eeac.htm