DebateGraph lets you explore and view individual debate and dialogue maps (and the graph of interrelated maps) through different types of bubble, box, tree and outline views that have complementary strengths, and that are accessed via the Views menu (above the map).
"MapMaker Kits offer K-12 students the opportunity to work with key mapping concepts at a variety of scales and to see the world in new ways. Unique large-scale maps allow students to immerse themselves in the exploration of dynamic environmental and cultural aspects of the world."
Mindmaps/semantic maps/visual learning strategies are typically way underused in education. There are so many great new tools to make the process more efficient and powerful.