Not sure how to refine your search terms? Need to know how to use a specfic database? Here are some valuable tutorials to walk you through the basics:
Bare Bones 101 This site has a basic tutorial on how to effectively search the web.
FINDSPOT A basic guide to using search engines.
Search Engine Tutorials These tutorials are provided through Search Engine Watch.
Ebrary A training video on using Ebrary's interface, how to search, navigate through the document, highlight, etc.
Web of Science This page contains comprehensive videos to walk you through the different features of the Web of Science Database. Videos are available in several languages.
Academic Search Complete A video walkthrough of the Academic Search Complete database from University Libraries.