XKCD : Stick figure webcomic by Randall Munroe

Those who love reading comics can try visiting this website: XKCD. If you like simple scratch comic like stick figure one, you'll probably love XKCD. This website features comic about humour about technology, science, mathematics and relationships. You may use the comic of XKCD because it's licensed under a Creative Commons Attribution-Non Commercial 2.5 License.

Creative Commons in Firefox

Creative Commons is a site that lets you search for pictures, audio, video, and free software. Whether you are a blogger, educator, student, artist, or just an ordinary computer user, you can search for the media you want, without having problems with copyrights. Start unveiling your creativity and use Creative Commons rather than using copyrighted material.

If you use Mozilla Firefox as your browser, then you can turn your google search into creative commons search. Look at the arrow on the picture.