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HISTORY
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SCIENCE
MATHEMATICS

READY REFERENCE

WEBSITES

Almanacs and Factbooks

CIA World Factbook
Relatively current information about almost every country in the world.
https://www.cia.gov/library/publications/the-world-factbook

Information Please Almanac
Online version, which you can search or browse by topic. Also includes the Random House Webster’s College Dictionary and the Columbia Encyclopedia.
http://www.infoplease.com/

Old Farmer’s Almanac
Online version of The Old Farmer's Almanac, published annually since 1792.
http://www.almanac.com/index.php

Statistical Abstract of the United States.
Online versions of the latest and previous statistical abstracts.
http://www.census.gov/compendia/statab

Atlases

National Geographic’s MapMachine Online Atlas
Although intended to sell maps, this site also provides free online versions of different types of maps of locations all around the world, both current and historical.
http://www.nationalgeographic.com/resources/ngo/maps/

Perry-Castañeda Library Map Collection
Online versions of more than 5,000 map images from this extensive collection, housed at the University of Texas.
http://www.lib.utexas.edu/maps/index.html

Calendars

Jewish Calendar Tools
Includes a Hebrew interactive calendar, Hebrew date convertor, Shabbat candle-lighting times, and Torah reading breakdowns.
http://www.hebcal.com

Virtual Perpetual Calendars
Calendars for every year in the 19th-21st centuries. You can also look up the dates for holidays in the United States and Canada from 1995-2010.
http://www.vpcalendar.net/

World Time Server
Provides current local times of any world clock on the Internet. It makes real time adjustments for Daylight Saving Time.
http://www.worldtimeserver.com/

Dictionaries

The American Heritage Dictionary of the English Language, 4th ed.
Online version of the 1996 edition of this dictionary. Entries include pronunciation guide, definition, and brief etymology. Searchable only (no browsing.)
http://www.bartleby.com/61/

Diccionario de Regionalismos de la Lengua Española
Dictionary of regional Spanish and slang. It includes 30,000 entries from regions of Spain, Latin America, and around the world. The definitions also specify in what regions a particular meaning is used.
http://www.hispanicus.com/drle/

Handspeak: A Sign Language Dictionary Online
Includes moving images of a demonstrator making each sign.
http://www.handspeak.com/

Merriam-Webster's Collegiate Dictionary

Online, searchable version of the Merriam-Webster dictionary and thesaurus.
http://www.m-w.com/netdict.htm

Rhyming Dictionary
Enter a word and the server will return a list of words with which your word rhymes, along with synonyms, homophones, and other similar or related words. Also find definitions, quotes, and Shakespearian works containing the word.
http://www.rhymezone.com/

WriteExpress Online Rhyming Dictionary
An online rhyming dictionary that matches beginning or end rhymes.
http://www.writeexpress.com/online2.html

Encyclopedias

The Columbia Encyclopedia: Sixth Edition
Online version of the current edition of the Columbia Encyclopedia, a one volume, short-entry encyclopedia with more than 50,000 entries.
http://www.bartleby.com/65/

Grolier Online
Online version of Grolier Multimedia Encyclopedia and Encyclopedia Americans, available through the Massachusetts Board of Library Commissioners with a public library card.
http://mblc.state.ma.us/books/magazine/index.php

Microsoft Encarta Concise Encyclopedia
Includes 16,000 articles and more than 2,200 photos, illustrations, maps, charts, and tables.
http://encarta.msn.com/encnet/refpages/artcenter.aspx

Quotations

Bartlett's Familiar Quotations
Online version of the 1901 edition of Bartlett's Familiar Quotations. Browse by author (chronologically or alphabetically) or search by keyword.
http://www.bartleby.com/100/

The Columbia World of Quotations
Includes 65,000 quotations from more than 5,000 authors and speakers, classified into 6,500 subjects. Search full text, by author or category, or browse an alphabetical author index.
http://www.bartleby.com/66/

HISTORY

REFERENCE BOOKS

Primary Sources

American Speeches. Penguin Putnam, 2006.  [Ref E183 .A498 2006]
Brunn, Erik and Crosby, Jay, Ed.  Our Nation’s Archive. Black Dog and Leventhal, 1999. [Ref E173 .O915 1999]
Dudley, William. Opposing Viewponts in American History. Greenhaven Press, 2007. [Ref E173.07 2007]
Heffner, Richard D. A Documentary History of the United States. Signet Classic, 2002. [Ref E173.H5 2002]
Mendes-Flohr, Paul and Reinharz, Jehuda. The Jew in the Modern World: A Documentary History. Oxford University Press, 1995. [Ref DS102 .J43 1995]
Norwood, Stephen H. Encyclopedia of American Jewish History. ABC-CLIO, 2008.  [Ref E184.35.E53 2008]
Rose, Cynthia, Ed. American Decades Primary Sources. Gale Research, 2003. [Ref E169.1 A447 1977]
Our Documents: 100 Milestone Documents from the National Archives. Oxford University Press, 2003.  [Ref E173.U62 2003]
Urofsky, Melvin, Ed. The Public Debate over Controversial Supreme Court Decisions. CQ Press, 2006.  [Ref KF4550.Z9P83]

General Reference

Akiyama, Terukazu, Ed.  The Dictionary of Art. Grove’s Dictionaries, 1996.  [Ref N31 D5]
Atlas of Classical History. Talbert, R.J.A. Croom Helm, 1985.  [Ref G3201 S2]
Axelrod, Alan. Political History of America’s Wars. CQ Press, 2006.  [Ref E181.A945 2006]
Barney, William L. The Civil War and Reconstruction: a Student Companion. Oxford University Press, 2001. [Ref E468.B319]
Blanke, David. The 1910s. Greenwood Press, 2002.  [Ref E169.1 B634]
Burg, David F. The American Revolution. Facts on File, 2007.  [Ref E275.A2B87]
Climent, James. Atlas of African-American History. Facts on File, 2007.  [Ref E185.C55]
Derbyshire, J. Denis. Encyclopedia of World Political Parties and Elections. Sharpe Reference, 2000.  [Ref JF51.D465 2000]
Edwards, George C. Government in America: People, Politics, and Policy.  Pearson Longman, 2005.  [Ref JK276.E39 2006]
Feintuch, Burt and Watters, David H., Eds. The Encyclopedia of New England: the Culture and History of an American Region. Yale University Press, 2005.  [Ref F4.E53 2005]
Jost, Kenneth. The Supreme Court A to Z. CQ Press 2003.  [Ref KF8742.A35S8 2003]
Karney, Robin, editor. Cinema Year by Year: the Complete Illustrated History of Film.  Dorling Kindersley, 2006.  [Ref PN1993.5.A1C5667 2006]
Kinder, Hermann. The Anchor Atlas of World History from the Stone Age to the Eve of the French Revolution.  Anchor Books, 1974.  [Ref G1030 K5513]
Levy, Richard S. Antisemitism: a Historical Encyclopedia of Prejudice and Persecution.  ABC-CLIO, 2005.  [Ref D62.A52 2004]
Miller, James. The 1900s. Greenhaven Press, 2001.  [Ref D421 A123]
Moore, John Leo. Elections A to Z. CQ Press, 2003.  [Ref JK1976.M57 2003]
Nash, Gary B. Atlas of American History. Facts on File, 2007.  [Ref E179.5.N37]
Nelson, Michael. The Presidency A to Z. CQ Press, 1998.  [Ref JK511 P775]
O’Connor, Ann and Tarr, David A. Congress A to Z 2003. CQ Press, 2003.  [Ref JK1021.C554 2003]
Political Handbook of the Middle East 2006. CQ Press, 2006.  [Ref JQ1758.A58P65]
Rubin, Barry. Chronologies of Modern Terrorism. M.E. Sharpe, 2008.  [Ref HV6431.R84]
Sabata, Larry. Encyclopedia of American Political Parties and Elections. Facts on File, 2006.  [Ref JK2261.S218 2006]
Spector, Shmuel. The Encyclopedia of Jewish life Before and During the Holocaust. New York University Press, 2001.  [Ref DS135.E8E24 2001]
Tomkins, Vincent. American Decades.  Gale Research, 2003.  [Ref E169.12 A419]
Watson, Robert and Yon, Richard, Ed. American Presidents. Salem Press, 2006.  [Ref E176.1.A6563 2006]

WEBSITES

General

Best of History Websites
This site provides categorized links to hundreds of "history-related web sites that have been reviewed for quality, accuracy and usefulness. Sites with engaging content and useful multimedia technologies are most likely to be included. General resources and research-oriented sites included."
http://www.besthistorysites.net/

History Channel: Speeches & Videos
Contains audio and video of speeches, interviews, and events of historical interest. Topics include "This Day in History," the United States, war, science and technology, "Mysteries of History," exploration, world history, and political and historical figures.
http://www.historychannel.com/

History Today
This British site contains an archive of articles from History Today and History Review magazines covering comprehensive topics in world history.
http://www.historytoday.com/

Infoplease Year to Year
This site describes historic events of the 20th and 21st centuries by year and by decade. Brief decade quizzes are included. Includes timelines featuring special topics such as world history, fashion, and Iraq. Searchable.
http://www.infoplease.com/yearbyyear.html

Newseum: Stories of the Century, 1900-2000
In 1999, "some 36,000 people cast ballots in Stories of the Century: The Nation Votes, sponsored by USA WEEKEND and the Newseum, the interactive museum of news." The site shows how stories rated with the public and with journalists, with timelines for each, and how they rated with men and women. Includes film clips about some events.
http://www.newseum.org/century/

PBS History
Searchable directory of history-related broadcast series and programs produced by the Public Broadcasting Service (PBS): American Experience, American Masters, Frontline, Ken Burns's American Stories, NOVA, and P.O.V. Topics include the ancient world, biographies, United States, war and espionage, and the world.
http://www.pbs.org/history/

Jewish History

Academic Guide to Jewish History
Well-organized access to hundreds of Jewish historical resources. Find information gateways, encyclopedias, biographies, libraries, archives, indexes, bibliographies, full-text articles, journals, and more. Searchable and browsable. This site, a collaborative effort among 12 institutions, is maintained by the University of Toronto Libraries.
http://link.library.utoronto.ca/jewishhistory/

From Haven to Home: 350 Years of Jewish Life in America
To commemorate the 350th anniversary (2004) of Jewish settlement in the United States, the Library of Congress created this exhibition featuring more than 200 items from its Judaica collection. The items portray the Jewish experience from immigration and acculturation to discrimination, acceptance, and assimilation. Items displayed include George Washington's letter to the Newport Hebrew Congregation, General Grant's edict banning Jews from Kentucky, and Abraham Lincoln's letter rescinding that ban.
http://www.loc.gov/exhibits/haventohome/

Heritage: Civilization and the Jews
This site is a companion to a Public Broadcasting Service (PBS) 9-part series that chronicles the history of the Jews from inception through the biblical period to the 1990s. The site provides program summaries along with related interactive features, maps, documents, and video resources. Also includes a timeline, lesson plans, and links.
http://www.pbs.org/wnet/heritage/

Western Civilization

Western Civilization, by Jackson J. Spielvogel
Companion to the 9th and 10th grade history textbook, containing interactive maps and timelines, as well as quizzes.
http://www.wadsworth.com/cgiwadsworth/course_products_wp.pl?fid=M20b&product_isbn_issn=0534646026&discipline_number=21

Medieval Europe
A plain text overview of this period of European history, including The Dark Ages, covering late antiquity; The Carolingian Era , providing information about the period under Charlemagne; The Tenth Century, with the role of the Moors and the Vikings; and The Development of the Papacy . Additionally, William the Conqueror contains a history of England; and there is a history of The First Crusade, Medieval Society, The Black Death, and the Avignonese Papacy. From Boise State University.
http://history.boisestate.edu/westciv/medieval/

Mysteries of Egypt
Information about ancient Egyptian civilization, including geography, architecture, government, writing, religion, daily life (food, shelter, transportation, trades and crafts, clothing and adornment), and sciences. There is also information about the female ruler, Hatshepsut, as well as Tutankhamun, along with a virtual tour of his tomb. From the Canadian Museum of Civilization.
http://www.civilization.ca/cmc/exhibitions/civil/egypt/egypte.shtml

American History

American Memory Project from the Library of Congress
Provides free and open access through the Internet to written and spoken words, sound recordings, still and moving images, prints, maps, and sheet music that document the American experience. These materials, from the collections of the Library of Congress and other institutions, chronicle historical events, people, places, and ideas." Searchable, and browsable by topic.
http://memory.loc.gov/

American Treasures of the Library of Congress
Online companion of the "permanent [Library of Congress] exhibition of the rarest, most interesting or significant items relating to America's past." Includes facsimiles of original documents, photographs and artworks, maps, and more. Browsable "in the manner of Thomas Jefferson's own library.... Memory (History); Reason (Philosophy, including Law, Science and Geography); and Imagination (Fine Arts, including Architecture, Music, Literature and Sports)."
http://www.loc.gov/exhibits/treasures/

AMDOCS: Documents for the Study of American History
A directory of primary documents available on the Web. Browse by time period, beginning with 1492 and continuing into current times. Includes inaugural addresses, diary extracts, treaties, letters, speeches, and more. Maintained by the University of Kansas.
http://www.vlib.us/amdocs/

The Gilder Lehrman Institute of American History
A gateway to American history on the web.
“Founded in 1994, the Gilder Lehrman Institute of American History promotes the study and love of American history.”
http://www.gilderlehrman.org

A Hypertext on American History From the Colonial period until Modern Times
Provides topical essays, bios of Presidents and influential Americans, and a wealth of primary sources.
http://odur.let.rug.nl/~usa/index.htm

National Archives Digital Classroom                                                                             
The National Archives gateway for resources about primary sources, activities and training for educators and students." Topics include Constitution Day, the Amistad case, black soldiers during the Civil War, and Jackie Robinson as a civil rights advocate.
http://www.archives.gov/education/

The Holocaust

The Holocaust History Project
This site presents "a free archive of documents, photographs, recordings, and [original] essays regarding the Holocaust, including direct refutation of Holocaust-denial."
http://www.holocaust-history.org/

The United States Holocaust Memorial Museum
An encyclopedic resource on the history of the Holocaust featuring links to antisemitism, Jewish life in Europe before the Holocaust, the aftermath of World War I, and the Nazi rise to power.
http://www.ushmm.org

Yad Vashem/The Holocaust Martyrs' and Heroes' Remembrance Authority
The world's "largest and most comprehensive repository of information on the Holocaust.”
http://www.yadvashem.org.il

Supreme Court Cases

Landmark Supreme Court Cases
"This site was developed to provide teachers with a full range of resources and activities to support the teaching of landmark Supreme Court cases."
http://www.landmarkcases.org/

Web Guide to U.S. Supreme Court Research
"A selection of annotated links to the most reliable, substantive sites for U.S. Supreme Court research.
http://www.llrx.com/features/supremectwebguide.htm

Vietnam War

The Vietnam Project
This Texas Tech University site contains “materials concerning Vietnam, the Vietnam War, and Southeast Asia ... as well as two projects, the Oral History Project and the Virtual Vietnam Archive."
http://www.vietnam.ttu.edu/

The Wars for Vietnam - 1945 - 1975
This site offers an overview of the war and contains numerous official documents and links to other Vietnam resources. "Developed around the course materials for Robert Brigham's senior seminar on the Viet Nam War at Vassar College."
http://vietnam.vassar.edu/

East Asia

China the Beautiful
Information about many aspects of Chinese culture (bilingual Chinese-English).
http://www.chinapage.com/china.htm

East & Southeast Asia: An Annotated Directory of Internet Resources
An annotated directory of sites related to East Asia, Southeast Asia, general sites on Asia, and Asian Americans
http://newton.uor.edu/Departments&Programs/AsianStudiesDept/

Early Christianity

The Ecole Initiative: Creating a Hypertext Encyclopedia of Early Church History on the World-Wide Web
"The Early Church On-Line Encyclopedia (Ecole) Initiative is a cooperative effort on the part of scholars across the Internet to establish a hypertext encyclopedia of early Church history (to the Reformation) on the World-Wide Web."
http://infotree.library.ohiou.edu/single-records/2959.html

LITERATURE

REFERENCE BOOKS

Gibaldi, Joseph. MLA Handbook for Writers of Research Papers.  Modern Language Assoc. of America, 2004.  [Ref LB2369.G53 2003]
Lederer, Richard. Comma Sense: A Fundamental Guide to Punctuation. St. Martin’s Press, 2005.  [Ref PE1450.L375]
Perkins, David, Ed. English Romantic Writers. Harcourt Brace, 1995.  [Ref PR1139 P4]
Quinn, Edward. A Dictionary of Literary and Thematic Terms. Facts on File, 2006.  [Ref PN44.5.Q56]
Schmidt, Michael. Lives of the Poets. Knopf, 1999.  [Ref PR502 S35]
Strunk, William. The Elements of Style. Macmillan, 1979.  [Ref PE1408 S772]

WEBSITES

General

Bartleby Library: Great Books Online
Includes thousands of full-text poems, novels, plays, essays, and other works in the public domain, as well as close to 100,000 quotations. Resources are carefully edited to ensure accuracy of data entry. A trustworthy place to locate classic works. Searchable and browsable.
http://www.bartleby.com/

Bibliomania
Find searchable full-text editions of thousands of classic works of fiction, non-fiction, and poetry; some reference titles and contemporary articles; plus study guides and book notes for standard high school and college assigned reading.
http://www.bibliomania.com/

A Celebration of Women Writers
Offers “a comprehensive listing of links to biographical and bibliographical information about women writers, and complete published books written by women.” Searchable by century or country.
http://digital.library.upenn.edu/women/

Literary Criticism
Annotated links to "critical and biographical websites about authors and their works that can be browsed by author, by title, or by nationality and literary period."
http://www.ipl.org/div/litcrit/

Literary Resources on the Net
A searchable "collection of [annotated] links to sites on the Internet dealing especially with English and American literature, excluding most single electronic texts."
http://andromeda.rutgers.edu/~jlynch/Lit/

LitLinks
Within the genres of fiction, poetry, essays, drama, and critical theory are lists of authors, each with a short list of annotated links to Web sites followed by a brief biography taken from one of the Bedford/St. Martin's reference texts. Additionally there are links to information on literary periods, from medieval to contemporary.
http://www.bedfordstmartins.com/litlinks/

Online Library of Literature
A collection of literary classics in full text, including the works of L. Frank Baum, Honore de Balzac, the Bronte sisters, Edgar Rice Burroughs, Lewis Carroll, Charles Darwin, Rene Descartes, Charles Dickens, Arthur Conan Doyle, John Milton, Jack London, and others. Works are added regularly.
http://www.literature.org/

Poetry Portal
This is a very comprehensive and informative collection of links about poetry online, events, courses, styles, and publishing. The site also covers "ezines, poetry sites, audio poetry, literary appreciation, criticism and reviews, poetry courses, workshops, conferences, book and trade news, literary chit-chat and trade news, plus sources to improve your own writing and get it published."
http://www.poetry-portal.com/

Project Gutenberg: Books and articles online
Contains the entire text of “famous and important” books “freely available to everyone in the world.
http://promo.net/pg/index.html

Writing.com
Where you can share your writing and look for a good story. Offers tips for writers.
http://www.writing.com/

American Literature

The Academy of American Poets
Use this site from The Academy of American Poets to search for poets and poetry, hear poems in the "Listening Booth," and locate information about National Poetry Month, celebrated every April. Includes news, an index of major poetry publishers, periodicals, and distributors; an events calendar; and tip sheets on setting up programs, events, and classes. "Poetry Awards" is a list of major American poetry awards with recent recipients.
http://www.poets.org/

PAL: Perspectives in American Literature: A Research and Reference Guide
This is "a carefully organized and knowledgeable compendium of sources, definitions, and key topics for use in connection with undergraduate courses in American Literature." The site provides outlines and bibliographies for thousands of authors, themes, and literary movements in the U.S. from colonial days to the present.
http://www.csustan.edu/english/reuben/pal/table.html

British Literature

British and Irish Authors on the Web
Provides links to websites containing information on British and Irish authors
http://www.lang.nagoya-u.ac.jp/~matsuoka/UK-authors.html

Shakespeare

Mr. William Shakespeare and the Internet
An annotated guide to the scholarly Shakespeare resources available on the Internet."  Presents a timeline, links to full-text works, including various editions; study guides; Elizabethan theater; literary and historical criticism; Renaissance studies; and educational resources, such as courses and lesson plans. Searchable.
http://shakespeare.palomar.edu/

Shakespeare Resource Center
This searchable site provides a brief biography, play synopses, the text of Shakespeare's last will and testament, and a list of recommended books. There is also information and annotated links on the Authorship Debate, the Globe Theatre, Elizabethan England, and Shakespeare's use of language.
http://www.bardweb.net/

Jewish Literature

The Jewish Reader: A Guide for Book Groups
This National Yiddish Book Center web site features passages, reviews, and study questions for new and classic works.
http://yiddishbookcenter.org/story.php?n=12

SCIENCE

REFERENCE BOOKS

Applebaum, Wilbur, Ed. Encyclopedia of the Scientific Revolution: from Copernicus to Newton. Garland Pub., 2000.  [Ref Q125 .E53 2000]
Barnes-Svarney, Patricia L. The New York Public Library Science Desk Reference. Macmillan USA, 1995.  [Ref Q173 B25 1995]
Bortz, Alfred B. Physics: Decade by Decade.  Facts on File, 2007.  [Ref QC7 .B58 2007]
The Facts on File Physics Handbook. Facts on File, 2000.  [Ref QC61 .F33 2000]
Greenberg, Arthur. Chemistry: Decade by Decade. Facts on File, 2007.  [Ref QD15 .G74 2007]
Hancock, Paul L. Skinner, Brian J. Oxford Companion to the Earth. Oxford University Press, 2000.  [Ref QE5 .O94 2000]
Haugen, Peter. Biology: Decade by Decade. Facts On File, 2007.  [Ref QH305 .H38 2007]
Kiple, Kenneth F. The Cambridge Historical Dictionary of Disease. Cambridge University Press, 2003.  [Ref RC41 .C365 2003]
Ultimate Visual Dictionary of Science. DK Pub., 1998.  [Ref Q123 .U43 1998]
The World Book Encyclopedia of Science. World Book, 1990.  [Ref Q123 W]
Wyman, Bruce C., Stevenson, L. Harold. The Facts on File Dictionary of Environmental Science. Facts on File, 2007. [Ref TD9 .W95 2007]

WEBSITES

General

National Science Digital Library
"NSDL provides educational resources for science, technology, engineering and mathematics education." The site features links to hundreds of digital resources for teaching and learning about science. Material is searchable or browsable by topic. Also includes news and highlights from the collection. Searchable. Funded by the National Science Foundation (NSF).
http://nsdl.org/

SciCentral
A directory of links to "today's breaking science news." Browsable by topic, including biosciences, health sciences, physics, chemistry, earth and space, and engineering. Also includes links to related journals, databases, job opportunities, and conferences.
http://scicentral.com/

Physics

American Physical Society: A Century of Physics
A timeline (1896-2010) of significant events in the development of physics. Events and discoveries are also listed alphabetically, indexed by category (Cosmic, Human, Atomic, Living World, Technology, and Art) and searchable by keyword.
http://timeline.aps.org/APS/

Fear of Physics
An "interactive, highly visual, and non-technical way for you to see the laws of physics in action" designed for teachers and students in middle and high school. Many different simulations demonstrate the concepts of physics. Topics include the Doppler Effect, roller coasters, pendulums, Einstein's theory of relativity, gravity, planets, acceleration, and more. Includes annotated links.
http://www.fearofphysics.com/

How Things Work: the Physics of Everyday Life
With an archive of questions asked and answered back to September 1996, this is a great resource for all those science questions asked at the reference desk. From the University of Virginia's physics department.
http://rabi.phys.virginia.edu/HTW/

Physics Classroom
An "online physics tutorial written for high school physics students." The Physics Tutorial teaches basic physics concepts. The animations of the Multimedia Physics Studio help to visualize and understand these concepts. Physics Help provides exercises for developing skills.
http://www.physicsclassroom.com/

Chemistry

chemdex.org
Searchable directory of more than 7,000 chemistry related sites. Includes general chemistry, organizations, Web portals, biography, software, standards, and more. Users may rate and review sites. Some features require free registration. Based at the Department of Chemistry, University of Sheffield, England.
http://www.chemdex.org/

Periodic Table of the Elements
Information about the elements can be found by clicking on the element abbreviation on the table or alphabetically by element name. Includes atomic number, symbol, weight, and electron configuration. Gives a brief history of the element and its sources, isotopes, uses, and properties. There is additional information on what the periodic table is, how to use it, the naming of new elements, and the Mendeleev's original table.
http://pearl1.lanl.gov/periodic/

Periodic Table of the Elements
A fun site covering the construction and history of a "literal" (it's designed as a wooden table) periodic table. Click on any tile to see more about the element with links to more sites for reports and, in some cases, samples of the element. Also included is a brief biography of Mendeleev, the discoverer of periodic law and a list of collectors and sources of element samples from natural, ultra pure, and everyday objects.
http://www.theodoregray.com/PeriodicTable/

WebElements Periodic Table
Contains the periodic table and information on each element, including historical background, uses, compounds, electronic and physical properties, and more.
http://www.webelements.com/

What’s That Stuff?
Essays that look at the chemical composition of over 20 everyday products, ranging from self-tanners, lipstick, fireworks, Cheese Whiz, new car smell, toothpaste, Silly Putty, and more. From the American Chemical Society.
http://pubs.acs.org/cen/whatstuff/stuff.html

Biology

Bio Links (Biozone)
This site contains over five hundred links covering such topics as biology, biotechnology, diseases, evolution, and microbiology. Links are organized into sixteen main topics and sixty-five subtopics that support health and science education. There are monthly updates listed on the main page.
http://www.biozone.co.nz/links.html

Biology Browser
An interactive portal designed "to connect life sciences researchers with free, useful resources and other like-minded scientists from all around the world." Includes annotated links to news and life science websites, a nomenclatural glossary for zoology, a zoological thesaurus, a forum for biologists and scientists to discuss findings, and more. Searchable. Free content from database provider Thomson Scientific.
http://www.biologybrowser.org/

MATHEMATICS

REFERENCE BOOKS

Beyer, William H. CRC Standard Mathematical Tables. CRC Press, 2002.  [Ref QA47 C24]
Brandenberger, Barry Max, Ed. Mathematics. Macmillan Reference, 2002.  [Ref QA40.5 .M38 2002]
Burington, Richard Stevens. Handbook of Mathematical Tables and Formulas. McGraw Hill, 1973.  [Ref QA47 B8]
McElroy, Tucker. A to Z of Mathematicians. Facts on File, 2005.  [Ref QA28 .M395 2005]

WEBSITES

Biographies of Women Mathematicians
Biographical information on more than 125 women mathematicians. The biographies, which vary in size, are indexed alphabetically by name and chronologically by century of the mathematician's birth. All biographies are fully referenced. Only a few are accompanied by a picture. Searchable.
http://www.agnesscott.edu/lriddle/women/women.htm

Mathematical Atlas: A Gateway to Modern Mathematics
This searchable site provides a collection of articles about the many subfields of math and includes definitions, brief biographies, and explanations. Each topic includes a history, related areas, and subfields as well as related print and Internet resources. It also includes an introduction to the Mathematics Subject Classification (MSC) scheme on which the site's arrangement is based.
http://www.math-atlas.org/

Origami Mathematics
Information on the mathematics of paper-folding, including the geometry and origami axioms formulated by Italian-Japanese mathematician Humiaki Huzita. The section "Five Intersecting Tetrahedra" presents construction instructions and other types of models.
http://kahuna.merrimack.edu/~thull/origamimath.html

PRIME: Platonic Realms Interactive Mathematics Encyclopedia
Mathematical terms and concepts, browsable alphabetically. Limit search by level (elementary or advanced) as well as by specific categories, such as algebra, biography, calculus, computer science, geometry, number theory, statistics, trigonometry, and more. Some definitions link to longer articles.
http://www.mathacademy.com/pr/prime/

S.O.S. Mathematics Tables and Formulas
An easily accessed list of common mathematics tables and formulas. Multiplication, primes, integrals, trignometrics, conversions, and derivatives are only some of the available tables. There is a section of online examinations to test your mathematical knowledge. A Cyberboard for questions is included, as well as links to books and additional math sites.
http://www.sosmath.com/tables/tables.html

Totally Tessellated
Devoted to tessellations, "repeating pattern[s] of interlocking shapes." Provides an overview of tessellations, and explores their use in math, science, art, and decoration. Features a profile of artist M.C. Escher, an illustrated glossary, and more.
http://library.thinkquest.org/16661/

World of Mathematics
Also known as MathWorld, this site is a "comprehensive, and interactive mathematics encyclopedia intended for students, educators, math enthusiasts, and researchers." The subject index includes algebra, applied mathematics, calculus and analysis, discrete mathematics, the foundations and history of mathematics, geometry, number theory, probability and statistics, recreational mathematics, and topology. In addition, there is a complete alphabetical index and a good search engine.
http://mathworld.wolfram.com/