Search engines are giant databases that help provide subject access to the Web.
The Web is too big for any search engine to index all of it. There are many search engines available and it is a good idea to use more than one if you are doing research. Google is a useful search engine to begin a search. The Google Web Directory and category listings can help refine and limit your search for Web sites on a particular topic. Enter a word or words that best describe your research topic in the box you can use Boolean logic here to narrow your search Or use the Web directory to find a category that matches your search 1 1.