What is Creative Commons?
According to their website:
If you answered yes to any of the questions above, then you should learn more about Creative Commons. Probably the quickest and easiest introduction to CC is by watching one of their videos.
To learn more about the specific Creative Commons licenses and stipulations made in each, please visit the Creative Commons Licenses page.
For more information on how to easily set up a CC license and add it to your page, please click here.
Some more online resources to assist with searching, using, and creating CC licensed materials
Creative Commons website detailing the specifics about their licenses - Use this page to understand, and obtain CC licenses to attach to your work.
Creative Commons Search - Use this page to search for CC licensed work that you can include in your work.
Open Courseware Consortium - Use this page to search for and share course planning materials and evaluation tools.
For those of you that prefer visuals...an infographic courtesy of Foter.com describing the CC licenses and their use.