All Research Databases

Our "Research & Learn" page offers the full list of all of our databases and online learning courses, conveniently broken down into usage categories. Choose your resource and then log in with your library account using your barcode or username and your PIN/password.
Consolidates current and archived content from the complete, full-text electronic editions of approximately 200 business and law journals, local and regional business news weeklies, and other news sources across North America.
Overview essays, biographies, events, timelines, primary sources, images, videos, maps, charts, and tables covering over 500 years of American history. 
A searchable genealogical database that includes US census, military records, immigration records, and many other sources for tracing your ancestors. This database must be accessed through a Library computer or a device connected to the Library's Wi-Fi.  
Thousands of royalty-free country, state, geological, weather, historical, and political maps to print or download. Great for students and travelers.
Phone number and address lookup, access to 30 million business profiles, job search and application assistance, new home owner and residence listings, and healthcare professionals search. Ideal for finding sales leads, creating mailing lists, conducting market research, and finding friends and relatives. You can also access AtoZdatabases through their app available on the Apple and Android app stores.
The online version of the popular product review magazine.
Open Access - International index of high-quality, peer-reviewed journals and scientific articles that do not include embrago periods.
Everything you've ever wanted to know about the countries of the world, including basic facts, weather and climate, economics, travel information for tourists, food recipes to expand your cooking horizons, safety concerns, and much more. 
Explore your family history with this premier collection of US obituaries and death notices for in-depth genealogical research. Powered by NewsBank, HeritageHub indexes records from 1824 to the present.
A genealogy-focused resource offering access to hundreds of historical and genealogical publications and family histories in addition to detailed census records.
A one-stop source for information on issues in the latest headlines. Access pro & con articles, topic overviews, statistics, primary documents, and discussion questions and activities. Perfect for debate preparation and essays.
Open Access - Online versions of the comprehensive medical information source. The Merck Manuals cover thousands of topics in all fields of medicine and are separated by professional, consumer, and veterinary editions.  
Keep current on local and national topics with news sources spanning the US, including full-text digital versions of the Nashua Telegraph, the Manchester Union Leader/New Hampshire Daily News, the Concord Monitor, and hundreds of other regional and national newspapers.  
Access free and interactive practice tests for NH's car, motorcycle, and CDL license certifications. The official NH driver's manuals for all 3 license types are also included, as is an extensive FAQ section with all the information you need to get your driver's license. This resource now also includes permit tests for all US states, which can be found HERE.  
Niche Academy provides written instructions and video lessons on many of the databases and electronic services in the Merrimack Public Library's "Virtual Library" as well as other popular internet sites. Click on the colored tab on the right side of the screen titled "Tutorials" to see what lessons are available.
Readers' advisory tool that helps patrons discover similar authors and titles to those they are currently reading as well as discover what books are part of a series and find material that fits their reading level. 
A readers' advisory resource for the K-8 reader that includes both fiction and non-fiction, so you can find new books and authors to read or search by series or reading levels.
Find the most current how-to books on programming, consumer technology, and personal and professional development. Also includes online lessons to popular software such as the Microsoft Office Suite.
Open Access - Full-text archive of biomedical and life sciences journal literature indexed by the National Institutes of Health.
Online versions of selected titles found on the Merrimack Public Library's reference shelf that can be viewed anywhere with an Internet connection instead of having to read the physical editions at the Library.
Offers a comprehensive, curriculum-oriented overview of a broad range of scientific disciplines through extensive essays, diagrams, illustrations, images, biographies, experiments, activities, and definitions.
Over 500 online classes available covering a wide variety of subjects such as computers, finance, business, history, arts and crafts, hobbies, resumes, DIY projects, health, cooking, and more. Continuing education credits also are available for select courses.
A database from one of the country's most trusted investment research companies containing a wide range of information on 100s of stocks as well as daily market reports, stock screeners, and a terms glossary useful for inspiring investors and those new to investment research.