"The Commons" - new Flickr feature of public photograph, many with no known copyright restrictions. Many world-wide institutions participating by contributing their collections to this online tool! Great for in classroom to generate discussion, debate, etc!
Images, copyright and Creative Commons. A very comprehensive plan for teachers/teacher librarians that gives steps on how to teach this topic in their school. There are links, videos and images that could be used as they are presented of easily modified to suit the school or classes situation.
Internet Search to address Common Core The Common Core ELA Writing Standard 8 requires students to navigate the Internet for research and evaluate the validity of the sites to support their claims. The introduction to this starts in Kindergarten and progresses each year.