K-12 Clip Art for Teachers

Clip Art of Everything
http://webclipart.miningco.com/library/weekly/blclpexp.htm

Country Clipart by Lisa
http://www.countryclipart.com/school.htm/

Discovery Channels Clip Art Gallery
http://school.discovery.com/clipart/

  Free Educational Clipart
http://www.theteachersguide.com/Freebies.html

 Kids Domain Clip Art
http://www.kidsdomain.com/clip

 Microsoft® Design Gallery
http://office.microsoft.com/clipart/default.aspx

Teachnet Clip Art
http://www.teachnet.com/how-to/clipart/