An online free-content encyclopedia that you can edit and contribute to.
Allows you to search Wikipedia, have articles summarized by key points, and provides lists of articles that are related to your original search.It also offers hyperlinked word clouds for every Wikipedia article. You can click on any word in the word clouds to jump to the corresponding Wikipedia article.
Lets you create simple web pages which can be edited by a group of people.
Hosts educational workspaces
Social Teaching and Learning Network