There are many great sources of information for art educators on the web. Below i have listed some that are feel are really helpful:
The Wisconsin DPI website
https://sites.google.com/a/dpi.wi.gov/fine-arts-pedagogy/art-and-design
Wisconsin Art Education Association webpage
http://www.wiarted.org/
Nasco Art Lessons website
http://www.enasco.com/page/Arts_Crafts/ac_lessondirectory_0512/?utm_source=ArtsCrafts&utm_medium=redirect&utm_campaign=ac_artworks_0512
Dick Blick Lesson Plans website
http://www.dickblick.com/lesson-plans/?AID=10807128&PID=4020318&LINK=txtfreelessonplanspg&CID=Lori+Seaborg
The Wisconsin DPI website
https://sites.google.com/a/dpi.wi.gov/fine-arts-pedagogy/art-and-design
Wisconsin Art Education Association webpage
http://www.wiarted.org/
Nasco Art Lessons website
http://www.enasco.com/page/Arts_Crafts/ac_lessondirectory_0512/?utm_source=ArtsCrafts&utm_medium=redirect&utm_campaign=ac_artworks_0512
Dick Blick Lesson Plans website
http://www.dickblick.com/lesson-plans/?AID=10807128&PID=4020318&LINK=txtfreelessonplanspg&CID=Lori+Seaborg