This mind mapping site gives the ability to customize maps and embed them into a site or blog.

​Popplet is available for web and iPad. This tool helps students to think and learn visually by brainstorming and mind mapping.

Bubbl.us is a popular web-based tool that allows users to to create mind maps, save them as images, share, collaborate and present.

This site has an education portal that teachers use to create timelines, storyboards, graphic organizers (t-charts, grids, etc.), and more. Lesson plans are included!