If you like non-fiction and you like graphic organizers, one that I'm particularly fond of is the "main idea pyramid."
http://fcit.usf.edu/fcat/references/strategies/mi1.htm
The spider map is also pretty good.
http://www.writedesignonline.com/org...ze.html#spider
These are not so great for CREATIVE or LITERARY non-fiction, but works pretty well for straight-ahead expository, informative, or persuasive writing.