Here's a new site that may really interest you, especially if you love mindmaps or have a website you'd like to make more accessible. Check out SpicyNodes at http://www.spicynodes.org/what_are_they-teaching_guide.html. The SpicyNodes interface compels students to showcase the relationships among details and the overall scope of their work. As students connect the parts to the whole, they’ll achieve even greater understanding of the subject matter. For webmasters, SpicyNodes provides a research-based presentation of your sites information! Take a look!