Wiki Basics
Wiki basics
Wiki Creator Guide - Wiki Spot
TeachersFirst: Wiki Walk-Through

Create a Wiki 
Welcome to Wikispaces - Free Wikis for Everyone
Create a wiki - Wiki Spot
PBwiki: Free Collaboration, Intranet, Extranet, Education, Business Wiki

Wiki Directory
Wikis Directory
Wiki Directory - Wiki
Wiki Directory - Wiki Spot
Google Sites - Free websites and wikis

Wiki Sites
wikiHow - The How-to Manual That You Can Edit
List of counseling topics - Wikipedia, the free encyclopedia