http://prezi.com/dnperq3gax26/hot-new-web-20-tools/
Shortcuts:
http://classroomlearning2.csla.net/
http://www.smartteaching.org/blog/2008/08/100-awesome-free-web-tools-for-elementary-teachers/
http://docs.google.com/demo/edit?id=scAC3CyKJnSkXrfXOl5kfEDLG&hl=en&dt=document#document
http://www.internet4classrooms.com/web2.htm