The following is a list of online directories that will guide you to helpful resources.
When you use search engines such as Google, you are searching the "surface web" or "open web." For your Literature Search assignment you can use any non-Google Scholar search engine, such as those shown below. To make the best of your search review the search tips provided.
When you retrieve results from a search engine look for websites that end in one of the following:
.gov = a government entity
.org = an organization
.edu = an educational institution
Websites that have one of these endings are likely reliable sources of information.