Some ways suggested by students:
- Upload art work at http://devianart.com
- Upload and share files on http://www.mediafire.com/
- Publish on http://facebook.com
- Upload videos to http://youtube.com
- Upload images to http://picasa.google.com/
- Write on http://twitter.com
- Create a blog at http://wordpress.com
There are, of course, many more ways. The ones listed above has a nice feature in common: they are free.
WordPress blogs created by year 10 students today: