Aaron points to the Blogging Toolbox: 120+ Resources for Bloggers.
Useful for beginners, who have it all in one place, lists of links à la Web 1.0 are still useful apparently,malgre del.icio.us
What I really love though is the Flickr Do More and the Toy Collection. Mashups are a fantastic invention and the possibility to post content from one site to another is also a given!
There are just so many creative things you can engage in with your students nowadays. We are making posters and calendars for a Science Project