National Technical Reports Library
National Center for Education Statistics
reports data on U.S. education from early childhood to adult
U.S Government Statistics
https://www.census.gov/quickfacts/table/PST045215/00 (if unavailable, try data.census.gov)
World Statistics
https://www.cia.gov/the-world-factbook
Research Topics
https://www.pewresearch.org/topics-categorized/
Comprehensive, scholarly, multi-disciplinary full-text database which features journal articles, but includes monographs, reports, and conference proceedings. Subjects covered include: area studies, astronomy, biology, chemistry, engineering, ethnic & cultural studies, general science, geography, geology, mathematics, music, physics, psychology, theology, women's studies and other fields.
Communication & Mass Media Complete (CMMC) is a robust communication studies database. It provides full-text, indexing and abstracts for many top communication journals covering all related disciplines, including media studies, linguistics, rhetoric and discourse.