Drawing Venn diagrams made easy by Read Write Think.
Hat tip to Sue Tucker for the idea.
Online, interactive and collaborative group brainstorming, planning and revising with GroupMap.
A simple introduction to coding and syntax through Memofon, a concept mapping tool.
Collaborative project management made visual (and easy!) with DropTask. Perhaps an alternative way to show a scheme of work?
MindMup provides easy, peasy collaborative concept maps you can save to your Google Drive and share widely.