Mindmup is a FREE (no account required, good for under 13) mindmapping tool. Access your map anywhere, from any device. Use Mindmup's free cloud storage for public mindmaps (and allows for collaboration). Store private mind maps on Google Drive, with detailed access and sharing control. All this without the need to register, have accounts or remember passwords.
mindmup - a nice site for brainstorming or mind mapping
A fun site for brainstorming.
Brainstorm w/ this visually engaging site.
The easiest site to create a diagram or mind map.
Inspiration on the web, what can be better.
Flowcharts, brainstorms, and mind maps.