1. to read the lesson in TC01: "Concept map" (http://www.tenegen.eu/course/mod/book/view.php?id=308&chapterid=461, then
2. to go to the Tenegen videos, watch the video about "Mindmeister", to learn how to create an online mindmap,
3. to enter (using the Tenegen account, or registering on the site: http://www.mindmeister.com ),
4. create your own mindmap in one of your favour topic of your subject! (I created several mindmaps about Tenegen course - presently it is my favour topic in my subject: IT)!
(As a next step - after you will have some experiences in creating online mindmap - we can create a new one, together - as a collaborative work we can create: "Web 2.0 tools in the classroom"!
... Maybe I am too slow, or I get easily lost in the 'pages', or I simply tend to browse here and there, experimenting, reading the contents of the