Search and Reference

Search Engines

General Search
Ask — Bing — Brave — Dogpile — Ecosia — Google — Perplexity — Qwant — Startpage — Swurl — Yahoo!
Academic
DuckDuckGo — Infotopia — InfoTrek — InstaGrok — iSeek — RefSeek — Sweet Search
Computation
Google Guide: Calculator — Wolfram Alpha
Clustering
Carrot2 — InstaGrok
Google Searches
Google — Google Advanced Search — Google Books — Google Dataset Search — Google Fact Check Tools — Google News — Google Public Data Explorer — Google Scholar — Google Videos
Search Tips and Techniques
Google Search Hacks — How to Google like a Pro — Searching Google Scholar

Quick Reference

Abbreviation Dictionaries
Abbreviations.com — Acronym Finder — Acronyms and Abbreviations
Biographies
Biography.com — InfoPlease — Notable Biographies
Dictionaries
TheFreeDictionary — Merriam-Webster — OneLook — Visuwords — Wictionary
Encyclopedias
Britannica Academic* — Britannica School* — Britannica Escolar* — Encyclopedia Britannica — Encyclopedia.com — Smithsonian — Wikipedia
* see librarian for password
Idioms
Idiom Attic (UK) — English Idioms and Phrases — The Idioms
Pronouncing Dictionaries
AllWords Hear — howjsay — HowToPronounce.com
Quotations & Proverbs
200+ Common Proverbs in English — Bartlett’s Familiar Quotations — LitQuotes — The Quote Garden — Thought.co: Quotations — Wikiquote — Wikiquote: Famous Misquotations
Reverse Dictionaries
OneLook — Reverse Dictionary — Wordsmyth
Rhyming Dictionaries
Rhymer Finder — Rhymes.com — RhymeZone
Synonyms & Antonyms
Merriam-Webster — Thesaurus.com — Thinkmap Visual Thesaurus
Word Origins
Etymology Dictionary — WordOrigins.org — World Wide Words

Miscellaneous Reference Sites

Digital Public Library of America
The Digital Public Library of America brings together the riches of America’s libraries, archives, and museums, and makes them freely available to the world. It strives to contain the full breadth of human expression, from the written word, to works of art and culture, to records of America’s heritage, to the efforts and data of science.
Good Calculators
A collection of really good online calculators for use in every day domestic and commercial use!
InfoPlease
Atlases, dictionary, encyclopedia, multiple almanacs, news, weather, and a homework center are among the offerings at this site.
Internet Archive
The Internet Archive is building a digital library of Internet sites and other cultural artifacts in digital form. Like a paper library, we provide free access to researchers, historians, scholars, and the general public.
Internet Encyclopedia of Philosophy
Definitions range from one screen to several screens long. A work in progress but still somewhat useful.
Library of Congress
The American Memory (archive) Collection, THOMAS guide to legislation, Global Gateway to world culture and resources, and various Special Exhibitions are among the offerings at this site. The Library of Congress also has a YouTube page with further materials.
New York Public Library
Explore … items digitized from The New York Public Library’s collections. This site is a living database with new materials added every day, featuring prints, photographs, maps, manuscripts, streaming video, and more.
New York State Library
Ebooks, databases, and collections available through the NYS Library. Some materials may require a free NYS Library Card to use.
NY Times Learning Network
The New York Times Learning Network is a free service for students in grades 3-12, their teachers and parents. The site is updated Monday through Friday throughout the year.
NOVEL – New York Online Virtual Electronic Library
A wide variety of resources – books, magazines, newspapers, research and reference sources and more are available to New York State residents with NO FEES 24 hours a day, 7 days a week. (Check with your librarian for password or log in with a NY State Driver’s License or Non-Driver ID.)
RefDesk.com 
Winner of multiple awards as a top reference site, RefDesk contains tons of information in dozens of categories arranged for easy access.
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