Just go to the Harvard H2O Playlist Beta project, register an account and make a “Playlist”. Then point a link towards that page.
That way you get Wedding Favors and Lord of the Rings Online Guides and Exploits and not :
H2O playlists are more than just a cool, sleek technology — they represent a new way of thinking about education online. An H2O Playlist is a series of links to books, articles, and other materials that collectively explore an idea or set the stage for a course, discussion, or current event.
But wait there’s more : Dirspace directory (no offense intended to the owner, but that’s how directories “get” that SeoMoz PageStrength ?) and Viagra (of course through ezinearticles.com).
And this on top of my other posts about .edu spam: