A+ Researching and Writing
http://www.ipl.org/div/teen/aplus/
The Internet Public Library's step by step guide on researching and writing papers.

Guide to Grammar and Writing
http://grammar.ccc.commnet.edu/grammar/
Developed and maintained by Professor of English Charles Darling at Capital Community College in Hartford Connecticut, this guide is easy to navigate and very thorough. Users may select from various menus, including: Word & Sentence Level; Paragraph Level; and Essay & Research Paper Level.

The Nuts and Bolts Guide to College Writing
http://www.nutsandboltsguide.com/
This guide sets forth the process of writing in terms of 1) Thinking; 2) Style; 3) Structure; 4) Evidence; and 5) Mechanics. Each sections has a descriptive table of contents so users can go directly to what they need quickly.

Writing @ CSU. Learn to Write
http://writing.colostate.edu/learn.cfm
Colorado State University developed this guide to lead students through the various processes of writing research papers. Included on this guide are sections on: The Audience; Writing in HTML Code; Writing in Groups; Scientific Writing; Responding to Writing, and more.