You can look up some really amazing stop motions on YouTube, but here are some examples made by GSMS students:
http://www.youtube.com/playlist?list=PLxM5F5wWej8e6T3lsNUOcb0PEKmZOOfSG
http://www.youtube.com/playlist?list=PLxM5F5wWej8e6T3lsNUOcb0PEKmZOOfSG