Popplet Lite - Great for brainstorming, organizing, mind mapping. Easy to use.
SimpleMInd + - mind mapping app
Mind Mup - Easy to use mind mapping/brainstorming tool, offers Google Drive or Dropbox storage
Lucid Chart - collaborative diagrams for mind mapping, brainstorming.
Bubbl.us - Brain Storming and Organizing Tool good for visual thinkers/learners, EASY to use, very simple, customizable features, sharing capabilities
Popplet - fun tool for mind maps, graphic organizers, concept maps. Can create up to five at no cost
Holt Interactive Graphic Organizers - offers many interactive templates for online or paper based webs
XMIND - Free version offers ability to upload to Evernote and share
Coggle - online collaborative graphic organizing/mind mapping tool
Cacoo - graphic organizer, allows synchronous collaboration as well.
Graphic Organizer Templates - 40 downloadable templates to use in a word processing program, quick, EASY
Graphic Organizer Templates - can be downloaded in Word or as PDFs or HTML. Include templates such as Character Maps, Concept Maps and StoryBoards (Note: not all templates are editable online. It appears to depend upon who created them)
Great Source iWrite: Graphic Organizer Templates - click on "Writer's Tools" and then narrative, expository, persuasive, response to literature or research templates to use in a word processing program. EASY
Prezi.com - Unique way to present information/ideas and concepts,interactive flow chart, MODERATE to use
Mindomo - mind-mapping tool, has microsoft word like features
Recall Plus - Learners can organize their notes, create flashcards, make use of 3D tools and more in this great mind mapping tool. It is downloadable.
CMAP - concept maps
CAST Science Writer- Helps students write a science lab report using chunking, prompting, and graphic organize