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The most widely used search engine; allows you to conduct, information, image, and video searches; Beware commercial sites! | ASK.com A smaller search engine that will assist you in narrowing your topic while also providing valuable links to information; again, beware commerical sites! | 
User-friendly web site that reviews, indexes, and links to quality sites. | 
Free, online reference source: almanac, atlas, encyclopedia, dictionary, thesaurus, and more. | 
Meta-search engine that lets you search several major search engines at once. Results are combined then ranked and returned to you for easier use. |
| Penn State University tutorial on research skills; click on "Using Web Resources" for a guide to evaluating Internet sources |
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