Learning Analytics, Educational Data Mining, Adaptive Learning

This is another post where I recommend that you scroll down to have a look at Robin Good's great commentary. I can not beat his for details. His Scoop.it site is: http://curation.masternewmedia.org/  Thanks Robin!

If you are looking for additional visualization tools for displaying data, TreeMap v. 3.0 offers a classic tree map layout as well as others, like squarified variant, circular, tag cloud and voronoi.

Interesting tool, give it a try