Flickr: Creative Commons

Great resource that explains the various Creative Commons licenses along with a variety of images you can use for your projects
http://www.flickr.com/creativecommons/


flickrCC

More images available through Flickr Creative Commons
http://flickr.bluemountains.net/flickrCC/index



Pics4Learning

Copyright friendly library of pictures for teachers and students to use. Permission has been granted for teachers and students to use all of the images donated to this collection.
http://www.pics4learning.com