The phrase "government documents" refers to print materials produced by federal, state, and local governments, as well as international organizations and agencies.
Government documents come in a variety of forms, including books, pamphlets, posters, newsletters, signs, and even coloring books!
Printed government documents are available, often for free, from the goverrnment. Many of these documents are also available online.
The federal and state governments publish information on a wide variety of topics, particularly in the sciences and social sciences. Consider using government documents for information in these areas of research: