IRIS 42: Information and Research Instruction Suite for two-year colleges

Web Search Tools

Google and Beyond

Search Engines provide a gateway to information on the World Wide Web. You've probably used one or more of the five most popular search engines:,,,, or Of these, Google is the most popular, serving more than 59% of all searches. (source: U.S. Core Search Rankings, February 2008)

But search engines aren't the only way to find information in the Web. Subject directories are also worth exploring.


After completing this module, students will be able to:

  • Identify how search engines gather Web sites.
  • Identify the main difference between a search engine and a subject directory.


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updated: 28 August, 2009