bubbl.us

[|Bubbl.us] is a simple and free web application that lets you brainstorm online.
 * Create colorful mind maps online
 * Share and work with friends
 * Embed your mind map in your blog or website
 * Email and print your mind map
 * Save your mind map as an image

[|Bubbl.us Basics: Brainstorming and Mind-mapping Online] YouTube Video