All Databases

Not sure where to start? Browse our A to Z repository of databases to find the research tool you need.

Academic Search Complete

Full-text article database of scholarly and peer-reviewed journals covering a variety of subjects, including biology, chemistry, psychology and physics.

Adult Learning Center

Live assistance from Brainfuse on passing the GED, preparing for the U.S. citizenship test, writing a resume, and getting help with Microsoft Office.


Comprehensive genealogy and local history resource using census, vital and immigration records, and more.

Auto Repair Source

Up-to-date service and repair information for thousands of domestic and imported vehicles, including maintenance schedules and recall notices.

Biography in Context

Biographical entries from encyclopedias and journal articles about noteworthy world figures.


Targeted search levels for children, young adults, and an adult reference center. Current events and primary sources are included.

Britannica Escolar

Britannica in Spanish for elementary and secondary school-level research.

Britannica Moderna

Britannica in Spanish for high school and college-level research.

Business Insights: Essentials

Business and industry overviews, rankings, market data, and investment and financial reports.

Business Source Premier

Economic data, company profiles, industry information and market research from more than 2,200 popular and academic business publications.

Colorado Grants Guide

Colorado Grants Guide Online

Profiles of local foundations and trusts, corporations, national funders, government agencies, and religious organizations.

Colorado Historic Newspapers

Explore 250 different local newspapers, dating from 1859 to 1986.

Consumer Health Complete

Full-text resource of more than 250 health reference books and encyclopedias, covering mainstream and holistic medicine.

Consumer Reports

Resource for consumer research on products and services.


Illustrated resource featuring cultural and geographical information on provinces, states and world topics.


Demographic data useful for opening a business, finding audiences for products/services, and analyzing the needs of a given population.

Denver Business Journal

Online access to DBJ and its popular Book of Lists, which includes contact info for ranked Denver-area businesses. Access is available only in a library.

Directory Library

Gale Directory Library

Multiple directories for business research on companies, publishers, associations and more.

Educator Resources

Educator's Explora

Lesson plans, curriculum standards, and other professional development resources for educators.

Elementary School Explora

Full-text articles for elementary school-age children, including categories organized by popular topics.

Environment Complete

Full-text resource covering agriculture, energy, environmental law, natural resources, and more, with millions of records dating back over 100 years.

General Research

General Research Explora

A searchable database that uses various sources, including academic journals, magazines, reference books and more, to provide full-text articles on selected topics.

Global Issues in Context

Search by issue or topic to get specific global viewpoints, reference information, statistics, articles, reports and more.

High School Explora

Full-text articles from popular magazines and reference books, including categories organized by popular topics, for high schoolers.


An interactive database and map viewer featuring Douglas County historic sites with links to land patent records and other resources for genealogical and local history research.

History Resources: Facts on File

Research portal for American History, Modern World History, and Ancient & Medieval History Online.

Homework HelpNow


Live homework help and tutoring, including a writing lab, skills building, test prep, and Spanish-speaking tutors, for students of all ages. Live Chess Tutoring is now a Featured Service!

Journals, Magazines & Newspapers


A collection of database resources with access to comprehensive information and thousands of full-text articles on educational, business, lifestyle and historical topics.

Legal Forms

Gale Legal Forms

State-specific, professional legal documents covering hundreds of legal subjects and issues, and an attorney directory.

Literature Resource Center

Background information about writers from around the world, including essays on their work.

Market Research

Plunkett Research

Worldwide market research, industry statistics, trends and in-depth analysis of top companies.

Middle School Explora

Full-text articles from popular magazines and reference books, including categories organized by popular topics, for middle schoolers.

Morningstar Investments

Data research and investment analysis on stocks, funds and industries.


Billions of historical documents, and millions of historical photos, for genealogical research, starting from the 16th century. Available from home.

Newspaper Source Plus

Digital resource of global news content, including millions of articles from newspapers, newswires and news magazines, plus television and radio transcripts.

NoveList Plus

Comprehensive fiction and nonfiction resource with lists, recommendations, listen-alikes and series information.

NoveList K-8 Plus

Fiction and nonfiction resource for readers of picture books, chapter books, and young adult titles, including listen-alikes.

Opposing Viewpoints in Context

Background information, arguments and statistics related to current social issues.

Peterson’s Test Prep

Gale Presents

Online tests and prep tools for academic and professional exams. Also includes school scholarship info and a resume builder.

Psychology & Behavioral Sciences

Resource of more than 500 full-text journals covering child and adolescent psychology and various areas of counseling.

Reference E-Books

Gale Virtual Reference Library

A searchable database by topic or subject, including the arts, literature, business, history and medicine.

Reference Solutions

Formerly ReferenceUSA

Business and residential info on over 25 million businesses and more than 262 million consumers in the U.S. and Canada.

Scholastic Teachables

Thousands of ready-to-go lessons, mini-books, activities and more for elementary grades.

Science Reference Center

Full-text articles on biology, chemistry, earth and space sciences, and more from hundreds of science encyclopedias, reference books and periodicals.

Small Engine Repair Reference Center

Detailed, user-friendly repair guides and manuals for ATVs, marine and boat motors, motorcycles, snowmobiles and other small engines.

Social Sciences

Social Sciences Full Text

Full-text coverage of addiction studies, ethics, gender studies, public welfare and more from the most important English-language social science journals.

Value Line Investing Research

Value Line

Investment and research tools for analyzing stocks, companies, industries, markets and economies.

World Almanac for Kids

Grade-appropriate content on various subjects and topics, as well as resources for homework help and teacher support.

Worldwide Library Catalog

WorldCat Discovery Services

Catalog of books and other materials from libraries throughout the U.S. and around the world.