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   Ask an Expert

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Physical Science and Technology

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   Computers and the Internet

   Earth Science

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   Inventors and Inventions

   Paleontology

   Physics

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Social Studies

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   Religion and Philosophy

 

 

People

   Ask an Expert


Ask-a-Scientist
The Howard Hughes Medical Institute answers e-mailed questions about biology within two weeks, and includes a browsable archive of previous answers;...

Ask an Earth-Scientist
The Department of Geology and Geophysics at the University of Hawaii offers this service which allows users to submit questions to real scientists;...

Ask Dr. Math
Swarthmore College's Math Forum presents Ask Dr. Math, where students, teachers, and parents can have their mathematics-related questions answered;...

Ask Dr. Universe
Washington State University provides this science question-and-answer service for children and adults, with links to related resources; users are...

Ask Joan of Art
The Study Center at the Smithsonian American Art Museum offers an online question-and-answer service about American art and artists and lists several...

Ask the Dietitian
Maintained by a registered dietitian, this site posts questions and answers on a variety of subjects relating to nutrition, including specific health...

AskA+ Locator
The Virtual Reference Desk provides a list of sites, reviewed and organized by subject, that offer an "Ask an Expert" feature; the list is searchable...

ASU – Ask a Biologist
This site, from Arizona State University's Life Sciences Visualization Group, invites elementary through high school students and teachers to submit...

Holocaust Survivors [The Simon Wiesenthal Center]
The Simon Wiesenthal Center offers this online service that allows people to send questions or comments to survivors of the Holocaust.

ICONnect - KidsConnect
The American Association of School Librarians offers this help and referral service to K–12 students; the goal is to help students access and use...

The MAD Scientist Network
This site contains an "Ask a Scientist" feature, as well as an archive of past questions and answers; it also includes classroom resources for both...

US Geological Survey Ask-A-Geologist
The United States Geological Survey sponsors this site where users can ask questions about anything to do with earth science.

The Weather Network – Ask The Expert
At this site, maintained by an all-weather TV network, people of all ages are invited to submit questions about weather; answers are archived and...

 

   Biographies

ABCNEWS.com: Newsmaker Bios
ABCNEWS.com presents photographs and brief biographies of current world leaders and celebrities.

Anthropology Biographies
Mankato State University provides brief biographical descriptions of notable anthropologists and other scientists that have directly influenced the...

Benjamin Franklin: Glimpses of the Man
The Franklin Institute Science Museum has an online exhibit about American statesman and inventor Benjamin Franklin and his accomplishments,...

Biographical Dictionary
This site contains brief biographies of more than 25,000 notable figures from history; the database is searchable by a wide range of criteria and the...

Congresswomen's Biographies
The Office of the Clerk of the U.S. House of Representatives offers biographies of past and current U.S. congresswomen.

The Galileo Project
This site, maintained by Rice University, is a source of information on the Italian physicist and astronomer Galileo's life and work.

History of Woman's Suffrage
This page, from the Susan B. Anthony University Center, has a chronology of the woman suffrage movement in the United States, biographies of...

Internet Movie Database
The Internet Movie Database offers ratings and reviews for thousands of movies, plus biographies and filmographies of actors, directors, and others...

John Glenn: American Hero
PBS Online offers a feature on American astronaut John Glenn; the site includes information about Glenn's life and career, information about his...

John Henry: The Steel Driving Man
This site offers information about the legend of John Henry and the folk songs written about him; it includes song lyrics, audio clips, and a guide...

Martin Luther King [TIME 100]
Time magazine presents a photo essay on Martin Luther King, Jr., as well as links to civil rights-related sites.

Mathematician Trading Cards
This privately maintained site provides brief biographies and images of famous mathematicians in the form of virtual trading cards.

Medieval Sourcebook: Saints' Lives
The Medieval Sourcebook presents biographies of saints as well as overviews of several monastic orders and related information.

NASA Astronaut Biographies
The Lyndon B. Johnson Space Center presents brief biographies of American astronauts, and provides links to information on how to apply to become an...

The National Women's Hall of Fame
The National Women's Hall of Fame offers biographies of notable American women, along with other resources.

The Nobel Foundation
This official site offers insights into the history of the Nobel Foundation and an explanation of how Nobel Prizes are selected and awarded;...

People and Discoveries [A Science Odyssey]
PBS Online presents images and biographies of pioneers in the fields of medicine, physics, and technology.

The Presidents [The American Experience]
PBS Online presents research materials on several United States presidents; the site includes biographies, images, quotations, a bibliography,...

Presidents of the United States
The Internet Public Library provides biographies of every U.S. president, with images and photographs, links to related sites, and other resources.

The Richard III and Yorkist History Server
The Richard III Society promotes historical research into the life and times of King Richard III; its page has a variety of information on the...

Women's History Month [Gale]
This commercial site offers biographies of notable women, a timeline of events in women's history, and other resources.

Women's Legal History Biography Project
Stanford Law School Library presents a site with biographies of pioneering women lawyers, including photographs, bibliographic references, and other...

   Cultures Around the World


American Indians and the Natural World
The Carnegie Museum of Natural History presents an online exhibit on the Iroquois, Tlingit, Hopi, and Lakota Indians, and their interaction with the...

Asia Society
The Asia Society is dedicated to fostering communication between Americans and Asians; it offers information on Asia's art, culture, politics, and...

Bucknell Russian Studies Department
Bucknell University's Russian Studies Department provides information about Russian art, culture, and history, as well as links to further Web...

Canadians in the World: A SchoolNet Learning Site
Canada’s SchoolNet offers information about Canada’s international achievements and its involvement in international sports, culture, science, and...

Cape Dorset Inuit Art and Inuit Cultural Perspectives
The SchoolNet Digital Collections Project presents this collection of Inuit art and cultural materials, including photographs and personal histories.

A Collector's Vision of Puerto Rico
The National Museum of American History presents an online exhibition of artifacts documenting the people, history, and culture of Puerto Rico from...

Cultures
This site offers explorations into several cultures throughout history and around the globe; the site includes animations, articles, numerous images,...

Dim Sum: A Connection to Chinese-American Culture
This site offers instructions for activities that teach about Chinese culture while practicing math, language arts, science, and other academic...

IPL Culture-Quest World Tour Page
The Internet Public Library offers cultural information about many countries around the world; topics include holidays, folktales, museums, games,...

Jewish Student Online Research Center (JSOURCE)
The American-Israeli Cooperative Enterprise presents this resource on Jewish history and current affairs, including news stories, biographies,...

K-12 Africa Guide
Supported by the African Studies Center at the University of Pennsylvania, this site provides country-specific pages and links to African studies...

Let's Go Around the World
This commercial site offers interactive features about worldwide geography, animals, and culture.

Mesoweb
This site explores Mesoamerican cultures; it includes reports from ongoing archaeological digs and an illustrated encyclopedia of Mesoamerica as well...

Mohawk Iroquois Village
The New York State Museum hosts a virtual exhibit depicting life in a Mohawk Iroquois village, with illustrations and information on longhouse...

NativeTech: Native American Technology and Art
This privately maintained Web site offers information on various Native American arts and technologies, including beadwork, pottery, quillwork,...

On the Line
The On the Line project aims to raise worldwide awareness by linking the countries that reside along the prime meridian (United Kingdom, France,...

UCLA Language Materials Project
This site provides learning resources for less commonly taught languages, including textbooks, grammars, dictionaries, phrasebooks, and audio-visual...

Wayfinders: A Pacific Odyssey
PBS Online presents an account of a 2,000-mile voyage undertaken by a community of Polynesians; the site includes information on Pacific Island...

World Civilizations
This site from Washington State University contains information about several world civilizations, explanations about concepts in the study of...

 

   Ethnic Minority Groups

African-American Women: On-line Archival Collections
The Special Collections Library at Duke University offers documents and other materials relating to the histories of African American women.

Amigos
Amigos is a resource aimed at ethnically diverse students, teachers, and parents, as well as those interested in Hispanic culture; the site offers...

Ancestors in the Americas
This companion site for a public television series contains a timeline and other historical information about Asian immigrants in North America;...

A Critical Bibliography on North American Indians, for K-12
The Anthropology Outreach Office at the Smithsonian Institution offers an annotated bibliography of sources about Native Americans.

Disability Social History Project
The Disability Social History Project preserves, examines, and shares the history and culture of disabled persons; it includes biographies of...

The Global Gathering Place
Designed primarily for students in grades 7 through 12, this site explores the history of ethnic diversity in Canada and includes a timeline,...

The Internet African American History Challenge
This commercial site offers a multilevel interactive quiz on African American history, as well as profiles of notable 19th-century African Americans...

Luxton Museum of the Plains Indian
The Luxton Museum of the Plains Indian provides an online exhibition highlighting the cultures and native peoples of the northern Plains and Canadian...

NAACP Online
The home page for the National Association for the Advancement of Colored People offers information about the organization's history, programs, and...

National Information Center for Children and Youth with Disabilities
The National Information Center for Children and Youth with Disabilities (NICHCY) provides information and referral services to aid those who are...

Simon Wiesenthal Center
The Simon Wiesenthal Center offers news reports on racism and prejudice in the United States and around the world, an online tour of the Museum of...

   Families and Genealogy

adoption: a gathering [PBS Online]
PBS Online offers a resource for adoptees, birth families, and adoptive families; the site includes personal stories, discussion forums, and a list...

Ancestors
PBS Online presents a companion to the television series Ancestors; the site includes information about family history and genealogy, research tips,...

JewishGen: The Home of Jewish Genealogy
This site provides information and resources for researchers of Jewish genealogy, including a database of surnames and towns, answers to frequently...

Kinship and Social Organization
The Department of Anthropology at the University of Manitoba offers an online tutorial on kinship systems.

Kinship [World Cultures]
This page explains the main concepts in the study of kinship-based societies.

Marriage & Family Processes
Compiled by a sociology professor, this site addresses issues such as kinship throughout history, the stages of coupling, current American cultural...

Stepfamily Association of America
The Stepfamily Association of America offers feature articles, book reviews, facts and statistics about stepfamilies, and other resources.

   General Resources People

Administration on Aging
The Administration on Aging maintains this site; it includes information for older Americans and their families, caregivers, and health-care...

American Love Stories
PBS Online offers a variety of first-hand stories about how couples bridge differences in personal relationships.

Frontline: My Retirement Dreams
PBS Online presents this companion site to a Frontline documentary that explores the transition between work and retired life, and includes thoughts...

Radio Diaries
National Public Radio produces this site which includes transcripts and Real Audio diaries from regular people around the United States.

A Sociological Tour Through Cyberspace
Created by a professor of sociology, this site offers tours through several topics in the study of human group relations, including family, economic...

   Women


Congresswomen's Biographies
The Office of the Clerk of the U.S. House of Representatives offers biographies of past and current U.S. congresswomen.

Contributions of 20th Century Women to Physics
The University of California, Los Angeles, offers a searchable database of 20th-century women who have made a contribution to the field of physics;...

Girl Tech
This commercial site, designed for girls, offers profiles of women at work and from history, chat areas, online activities, and links to other...

History of Woman's Suffrage
This page, from the Susan B. Anthony University Center, has a chronology of the woman suffrage movement in the United States, biographies of...

Living the Legacy: The Women's Rights Movement 1848 - 1998
The National Women's History Project celebrates the 150th anniversary of the women's rights movement with this Web site, which includes a history of...

The National Women's Hall of Fame
The National Women's Hall of Fame offers biographies of notable American women, along with other resources.

National Women's History Museum
The National Women's History Museum provides information about the organization and its programs, as well as online exhibits about women's history in...

Not For Ourselves Alone: The Story of Elizabeth Cady Stanton and Susan B. Anthony
PBS Online offers an online companion to its site about the American social reformers Elizabeth Cady Stanton and Susan B. Anthony; it includes lesson...

What did you do in the war, Grandma?
This site, maintained by students from South Kingstown High School, presents an oral history project about women in Rhode Island during World War II.

Women of NASA
The National Aeronautics and Space Administration (NASA) presents this virtual mentoring program for girls interested in math, science, and...

Women's History Month [Gale]
This commercial site offers biographies of notable women, a timeline of events in women's history, and other resources.

Women's Legal History Biography Project
Stanford Law School Library presents a site with biographies of pioneering women lawyers, including photographs, bibliographic references, and other...

 

Physical Science and Technology

   Astronomy and Space Science

Amazing Space
The Association of Universities for Research in Astronomy presents Web-based activities that make use of photographs taken by the Hubble Space...

Bad Astronomy
This privately maintained site is devoted to airing out myths and misconceptions in astronomy and related topics; it offers reviews of books, movies,...

EarthKAM
KidSAT is a NASA-sponsored research and development project for middle school students; it offers a collection of digital images of Earth and...

Explore the Moon
This commercial site, aimed at students, provides basic information about the Moon and its phases.

Explore the Solar System
The National Aeronautics and Space Administration (NASA) presents an interactive guide to the solar system.

The Galileo Project
This site, maintained by Rice University, is a source of information on the Italian physicist and astronomer Galileo's life and work.

The INSPIRE Project
INSPIRE is a nonprofit organization dedicated to educating students about very low frequency natural and manmade radio waves; students can build a...

kidseclipse
This site contains information on solar eclipses, including an image gallery, lesson plans for teachers, a guide to future eclipses, and other...

Mars Millennium Project
The Mars Millennium Project asks students and experts to work together to design a community that could survive and thrive on Mars; the project is a...

NASA KIDS
The National Aeronautics and Science Association offers games and projects, news and feature articles for children, a directory of NASA sites for...

The Nine Planets
This site offers a multimedia tour of the solar system, with information on the planets, moons, and other bodies that make up our solar system; a...

The Planetary Society
The Planetary Society, a nonprofit organization, encourages the exploration of our solar system and the search for extraterrestrial life; the site...

Qué tal in the Current Skies
Each month, this site explores current star and planet positions in detail; it also includes activities, articles, and resources for younger users.

Space Station [PBS Online]
This online companion to a PBS documentary offers a detailed diagram of the International Space Station, a virtual tour, an interactive map allowing...

SpaceRef.com
This commercial site provides a directory of sites related to all things having to do with space, as well as news, discussion forums, and other...

StarChild: A learning center for young astronomers
NASA's High Energy Astrophysics Science Archive Research Center maintains this site intended for children; it includes a glossary, puzzles, and...

The UN in Space
This section of the United Nations Web site discusses issues of international concern surrounding space exploration; it includes text of UN treaties...

Views of the Solar System
Views of the Solar System provides information, statistics, and videos about the solar system; sections on the terrestrial and Jovian planets and...

Virtual Solar System
National Geographic presents a virtual tour of the solar system, including information about the planets, small bodies of the solar system, and other...

Women of NASA
The National Aeronautics and Space Administration (NASA) presents this virtual mentoring program for girls interested in math, science, and...

Your Weight on Other Worlds
Hosted by the San Francisco Exploratorium, this site presents a JavaScript application that determines the user's weight on different planets and...

   Chemistry

All About Atoms
This site, from the Thomas Jefferson National Accelerator Facility, offers a basic overview of atomic structure.

Chem4Kids!
This site is a friendly general chemistry resource, covering matter, elements, atoms, reactions, and basic math involved in chemistry; the site also...

Chemicool Periodic Table
This privately maintained site offers an online periodic table of the elements, with subpages providing information about each element.

City Lights: Vancouver's Neon Heritage
This site explores the art and science of neon lights and includes a virtual tour of the neon attractions of Vancouver, British Columbia, Canada.

It's Elemental Flashcards
The Thomas Jefferson National Accelerator Facility offers interactive flashcards to test users' knowledge of the elements by name or chemical symbol;...

The Learning Matters of Chemistry
This privately maintained site offers an introduction to organic chemistry, laboratory techniques, and safety.

MathMol Home Page
MathMol (Mathematics and Molecules) discusses the determination of molecular structure and provides a library of structures, interactivities, and...

Molecular Universe
From the Royal Institution of Great Britain and ZFS, this site offers images and explanatory text on molecules and molecular systems.

Mr. Guch's Help Desk
This site, maintained by a high school chemistry teacher, offers resources to help improve your chemistry grade; it includes practice worksheets, and...

Periodic Table of Comic Books
This privately maintained site allows users to select an element in the periodic table and see corresponding comic book pages involving that element.

A Periodic Table of the Elements at Los Alamos National Laboratory
Los Alamos National Laboratory offers a periodic chart for elementary, middle school, and high school students, including short descriptions of each...

The Pictorial Periodic Table
This privately maintained site offers various graphic representations of the periodic table and details the properties of each element; it also...

TeachingPlastics.org
Created by the American Plastics Council, Hands on Plastics informs teachers on how best to educate children about the role plastics play in the...

   Computers and the Internet

America Links Up
This nonprofit organization aims to keep young people safe when using the Internet; the site includes tips for parents and kids, links to Web sites...

CERGOS: Computer Ergonomics for Elementary School
This site offers solutions for common ergonomics problems that elementary and middle school students encounter while using computers and includes a...

Computer History Collection
The Smithsonian's National Museum of American History offers online exhibits, an archive of major documents, and other resources relating to the...

Computer Lessons for Kids and Small Adults
This privately maintained site introduces users to some main concepts about computers, including input/output, operating systems, and files.

Computer Literacy
This commercial site addresses some basic questions about computers, such as how to read a computer advertisement, what bits and bytes are, and what...

Finding Information on the Internet: A TUTORIAL
This online tutorial from the Teaching Library at the University of California at Berkeley provides an introduction to the Internet, a glossary, and...

General Tips for Searching [Alphabet Superhighway]
This site provides tips for effective searching on the World Wide Web and explains what a search engine is.

GetNetWise
GetNetWise, a coalition of industry corporations and public interest organizations, provides educational resources for families to ensure that...

How Microprocessors Work [Intel]
This commercial site provides an interactive exhibit on how microprocessors work.

How to Cite a Web Resource
This site provides instructions and examples for how to cite, or give credit to, an Internet resource.

ICONnect - KidsConnect
The American Association of School Librarians offers this help and referral service to K–12 students; the goal is to help students access and use...

Internet Related Technologies
This nonprofit site offers articles, tutorials, and FAQs on several Internet technology topics, including markup languages, graphics, cascading style...

KidsClick! Web Search
This site from the Ramapo Catskill Library System offers organized categories of hundreds of Web sites for kids.

Macintosh Tips and Tutorials
This privately maintained site offers tips and tutorials on how to get the most out of Macintosh and ClarisWorks computers and programs.

PC Webopædia
This commercial site offers basic explanations of thousands of computer terms; links to related terms and Web sites are included.

President's Council on Year 2000 Conversion
This government site offers resources related to the year 2000 problem, including information for consumers and links to related Web sites.

SafeKids.Com
This privately maintained site offers Internet safety guidelines, including suggested rules for online behavior, articles about safety issues, a list...

Technology Buzzwords for Students [TekMom]
This site contains an illustrated glossary of computer-related terms and offers word games to test your knowledge of tech terminology.

   Earth Science

Abiotic Forces: Forces That Shape the Environment
The Saint Louis Science Center presents an exhibit on the factors that have shaped the Earth's development.

About Water Levels, Tides & Currents
The Oceanographic Products and Services Division of the National Oceanic and Atmospheric Administration explains the science behind the tides, gives...

Ask an Earth-Scientist
The Department of Geology and Geophysics at the University of Hawaii offers this service which allows users to submit questions to real scientists;...

Dinosaur/Extinction
The NASA Classroom of the Future provides explanations of several theories on the extinction of dinosaurs; aimed at middle school students.

Earth Today
Earth Today, an exhibit from the National Air and Space Museum, offers three-dimensional scientific visualizations of the earth from space, which...

Electronic Desktop Project - Virtual Earthquake
Presented by California State University, Los Angeles, this site offers an interactive application designed to teach users about earthquake...

Exploring the Environment (ETE)
NASA's Classroom of the Future presents earth science teaching modules that make use of remote sensing technology; the site includes activities and...

Extreme 2000: Voyage to the Deep
The University of Delaware College of Marine Studies and Sea Grant College Program offers information about its mission to explore hydrothermal vents...

Folding Paper Model of the Magnetosphere
The National Aeronautics and Space Administration offers instructions and a template for making a model of the Earth’s magnetosphere.

For Kids Only - Earth Science Enterprise
The National Aeronautics and Space Science Administration presents a Web site just for children; the site includes online activities, answers to...

Geological Timeline
The Saint Louis Science Center presents a tour of the earth's history since life began.

Glossary of Cave Terms
This site offers a glossary of terms associated with caves, and information on how caves are formed.

Oceanography: An ONR Science and Technology Focus Site
The Office of Naval Research offers a site for students and teachers about the ocean and its regions and habitats; it includes information about...

PALEOMAP Project
This privately maintained site offers maps and animations illustrating the plate tectonic development of the ocean basins and continents, as well as...

Third from the Sun: Geographical features as seen from space.
The Exploratorium presents images of geographical features as seen from space.

This Dynamic Earth: the Story of Plate Tectonics
The United States Geological Survey provides a guide to plate tectonics, including many images, and describes how views on continental drift and the...

Understanding Earthquakes
The Institute of Crustal Studies at the University of Santa Barbara provides information on earthquakes, including Java animations, historical...

US Geological Survey Ask-A-Geologist
The United States Geological Survey sponsors this site where users can ask questions about anything to do with earth science.

Virtual Museum of Québec Minerals
This site, from Canada's Digital Collections Program, includes a browsable database of minerals, information on collecting and categorizing minerals,...

Volcano World
Volcano World presents basic information about volcanoes as well as news on recent eruptions; funded by NASA and hosted by the University of North...

Volcano World Kids' Door
Funded by NASA and hosted by the University of North Dakota, Volcano World presents this site for children; it includes several interactive games,...

Volcanoes [Annenberg/CPB]
The Annenberg/CPB Project presents this site about predicting volcanic eruptions, including interactive exercises and video clips.

Water Science for Schools
The United States Geological Survey offers a variety of information about water, including pictures, maps, and other resources.

WORLDTIME
This commercial site provides a virtual globe displaying the current time and daylight, twilight, and night zones.

   General Resources Science

Ask Dr. Universe
Washington State University provides this science question-and-answer service for children and adults, with links to related resources; users are...

Bad Science
Prepared by a professor of meteorology at Pennsylvania State University, this educational site debunks common misconceptions in astronomy,...

BridgePros: Bridge Construction and Engineering
This site offers information on the construction and history of bridges and covers past, current, and planned bridge projects throughout the world;...

Careers in Science and Engineering
The National Academies of Sciences offers education and career planning guidance for students of science and engineering.

Challenge of Materials
The Science Museum, London, presents an exhibit on materials, focusing on the different types and uses of materials and the impact they have on our...

Cornell Theory Center Math and Science Gateway
The Cornell Theory Center and the Cornell University Department of Education provide a directory of mathematics and science Internet resources for...

Do Science!
This site offers science activities, experiments, news, and an archive of experiments and interviews originally aired on National Public Radio.

Explore Science
This privately maintained site offers a variety of science-themed Shockwave modules for students and teachers.

find out why
The National Science Foundation offers this site, which answers basic scientific questions for children; it includes animations, activities, and...

Funology: The Science of Having Fun!
This commercial site offers science experiments, quizzes, trivia, and other learning activities for younger students.

Global Online Adventure Learning
This commercially hosted site provides online interactive information about real world adventures and field trips; the site emphasizes science,...

High School Lab Safety
This site offers accident-prevention tips and directions for using the safety equipment provided in school science labs; several images illustrate...

How Stuff Works
This site provides information on a variety of tools, machines, and everyday objects; photographs, diagrams, and links to other resources are...

The JASON Project
The JASON Project is a year-round scientific exploration designed to motivate both students and teachers in the study of science and technology; the...

The MAD Scientist Network
This site contains an "Ask a Scientist" feature, as well as an archive of past questions and answers; it also includes classroom resources for both...

Messages [Boston Museum of Science]
The Museum of Science, Boston, presents an interactive exhibit on messaging and communications, including information on how animals communicate and...

The Nobel Foundation
This official site offers insights into the history of the Nobel Foundation and an explanation of how Nobel Prizes are selected and awarded;...

Old Farmer's Almanac
This commercial site provides basic information usually found in almanacs: tide and sunrise tables, planting charts, recipes, and other resources.

OLogy
The American Museum of Natural History offers a site where children can explore a variety of scientific disciplines; includes games, polls, and...

Sci4Kids
The U.S. Department of Agriculture's Agricultural Research Service (ARS) offers news and research stories for younger students; information is based...

SciCentral: K-12 Science
SciCentral provides a directory of Web resources for K-12 students, categorized by subject.

The Science Spot: Kid Zone
This site provides a directory of science-related Web sites aimed at kids.

t h e   l a s t   w o r d
New Scientist magazine offers answers to questions about science in everyday life; questions and answers are provided by readers.

Tempus Fugit: Time Flies
The Nelson-Atkins Museum of Art offers an exhibit exploring the concept of time in works of art from 900 BC to the present; it includes an...

TryScience
This site is supported by science centers and museums throughout the world; it offers experiments, interactivities, virtual field trips for older...

   Inventors and Inventions

Alexander Graham Bell's Path to the Telephone
This privately maintained site uses Alexander Graham Bell's papers as well as technological and historical references to trace the development of the...

Benjamin Franklin: Glimpses of the Man
The Franklin Institute Science Museum has an online exhibit about American statesman and inventor Benjamin Franklin and his accomplishments,...

Big Dream Small Screen
Created to accompany a PBS program, this site offers information about the invention and development of the television.

Computer History Collection
The Smithsonian's National Museum of American History offers online exhibits, an archive of major documents, and other resources relating to the...

Eli Whitney Museum
The Eli Whitney Museum presents online exhibits about American inventor Eli Whitney.

Exploring Leonardo
The Museum of Science in Boston provides an in-depth look at the life and works of artist, inventor, and scientist Leonardo da Vinci.

Information Age: People, Information and Technology
This page, from the National Museum of American History, contains photographs of early communications devices and computers.

inQuiry Attic Archives [Franklin Institute]
The Franklin Institute Science Museum features several objects from its collection of scientific instruments; the focus is on the inventor and...

Invention and Enterprise: Ezra Cornell, A Nineteenth Century Life
The Cornell University Library presents an online exhibit about the American industrialist Ezra Cornell.

Invention Dimension
Invention Dimension from the Massachusetts Institute of Technology includes information on American inventors, inventions, and developmental research.

InventorEd.org
This nonprofit site provides resources for inventors and would-be inventors, including a large section specifically for young people.

Inventors Online Museum
The Alliance for American Innovation presents the Inventors Online Museum, which provides profiles of inventors and information about specific...

Inventure Place
The National Inventors Hall of Fame offers biographies of American inventors, information on educational programs, and other resources.

Robotics: Sensing, Thinking, Acting
The Tech Museum of Innovation offers an exhibit exploring the science behind the design and operation of robots; it includes sections on the history...

A Science Odyssey [PBS Online]
PBS Online presents this companion site for the program A Science Odyssey, which offers biographies of scientists and inventors; information about...

Thomas A. Edison Papers
Hosted by Rutgers University, this site provides access to a selection of Thomas Edison's papers, and includes biographical information, a list of...

Transistorized! The History of the Invention of the Transistor
PBS Online presents this site covering the history and science behind the invention of the transistor; it includes interactive games and other...

U.S. Patent and Trademark Office Kids Pages
The United States Patent and Trademark Office supplies information and interactivities about inventing, patents, and business trademarks; activities...

Wild World of WONKA
Based on Willy Wonka's chocolate factory, this commercial site offers multimedia games, trivia quizzes, and other learning activities about...

The Wright Brothers
The Henry Ford Museum Online presents a biography of the Wright Brothers, including photographs, a bibliography, a chronology, and information on the...

   Paleontology


The Age of Reptiles Mural
The Yale Peabody Museum presents a guide to prehistoric life through its mural, The Age of Reptiles.

American Museum of Natural History: Timelines
The American Museum of Natural History provides timelines from the Pleistocene Period to the Devonian Period; the site includes descriptions and...

Dinobase
The University of Bristol Palaeontology Research Group offers a dinosaur database, including pictures, research summaries, a species list, and other...

Dinosaur Data Files
The Natural History Museum in London supplies basic facts and figures about more than 25 species of dinosaurs, and suggests related classroom...

Dinosaur Eggs
The National Geographic Society presents information about fossilized dinosaur eggs.

Dinosauria On-Line
This privately maintained site provides extensive information about dinosaurs, including dictionaries, articles, maps, charts, images, and other...

Fossils! Behind the Scenes at the Museum
The Royal Ontario Museum offers a primer on fossils, covering how they are formed, collected, identified, and prepared for display.

Geological Timeline
The Saint Louis Science Center presents a tour of the earth's history since life began.

Hooper Virtual Natural History Museum
From Carleton University's Department of Earth Sciences, this virtual museum offers multimedia exhibits on various topics in archaeology,...

Introduction to Ichnology: The Study of Plant and Animal Traces
This site provides an introduction to and history of plant and animal trace fossils (a trace fossil is indirect evidence of prehistoric life such as...

Learning from the Fossil Record
The University of California at Berkeley Museum of Paleontology offers information on studying fossils, including essays by various authors, lesson...

The Maiasaur Project: The Life and Times of a Dinosaur
The Royal Ontario Museum presents an online exhibit about the discovery and excavation of maiasaur skeletons; the site includes maps of the Earth...

NOVA Online: Curse of T. rex
NOVA Online presents an exhibit about dinosaurs; the site includes information about the species that coexisted with dinosaurs, information about...

Oceans of Kansas Paleontology
This privately maintained site offers extensive information about prehistoric marine reptiles known as mosasaurs.

University of California Museum of Paleontology
The Museum of Paleontology has many online exhibits organized around phylogeny, geology, and evolutionary theory.

USGS Paleontology Home Page
The U.S. Geological Survey presents a variety of resources about paleontology, including a glossary of terms.

Zoom Dinosaurs
Intended for young children, this commercial site features information about dinosaurs, including a timeline, descriptions of individual species, and...

 

   Physics

Albert Einstein Archives
The Jewish National and University Library provides information regarding Albert Einstein's contributions as a scientist, humanist, and Jew; the site...

Amusement Park Physics
The Annenberg/CPB Project presents an online exhibit that explores how physics laws affect amusement park ride design.

Antimatter: Mirror of the Universe
CERN offers an introduction to antimatter, including information about the scientific evolution of the concept of antimatter and reports on...

Consumer Energy Information Home Page
The United States Department of Energy offers useful information about renewable energy and energy efficiency, including home, school, business, and...

Contributions of 20th Century Women to Physics
The University of California, Los Angeles, offers a searchable database of 20th-century women who have made a contribution to the field of physics;...

Electrical Safety World
The Sacramento Municipal Utility District offers information for children about electricity and safety, including a teacher's guide, games, and...

Energy Quest
This site, from the California Energy Commission, provides information on the different forms of energy and on energy conservation through tutorials,...

ESPN SportsFigures
ESPN provides lessons in math and physics from an athlete's perspective; the site includes exercises for students and lesson plans for teachers.

Exploratorium's Science of Baseball!
The San Francisco Exploratorium presents a feature on the science of baseball; the site includes online activities, articles, information on the...

The Galileo Project
This site, maintained by Rice University, is a source of information on the Italian physicist and astronomer Galileo's life and work.

HyperPhysics
From the Department of Physics at Georgia State University, this site offers flashcard-like summary pages for a huge array of topics in physics,...

Lightwave
From the Southampton chapter of the Optical Society of America, this site offers information and experiments about light for younger students.

Little Shop of Physics
The Little Shop of Physics, Colorado State University's Hands-On Science Outreach Program, provides dozens of physics experiments the user can do...

The Particle Adventure
Lawrence Berkeley National Laboratory's Contemporary Physics Education Project presents a wide range of information on atomic structure and the...

Physics 2000
Provided by the Chemistry and Physics Departments at the University of Colorado at Boulder, Physics 2000 is a user-friendly, interactive introduction...

Physics Classroom
Physics Classroom offers tutorials and multimedia demonstrations on popular topics in physics.

Snow Crystals
This site, created by a physics professor, presents a history of the study of snow crystals, a primer on snow, a more advanced tutorial on the...

Stephen Hawking's Universe
Explore some of the questions of the universe with astrophysicist Stephen Hawking at this site from PBS Online; a companion to the television program...

   Science Fair Projects


Bizarre Stuff You Can Make in Your Kitchen
This privately maintained site contains directions for a variety of science projects users can create at home; potentially dangerous experiments...

Do Science!
This site offers science activities, experiments, news, and an archive of experiments and interviews originally aired on National Public Radio.

Experimental Science Projects: An Intermediate Level Guide
CyberFair, the virtual science fair, offers this guide to experimental science projects.

Experimental Science Projects: An Introductory Level Guide
This site offers students basic information about creating science fair projects; the site also provides a sample project and a more detailed guide...

Exploratorium Learning Studio Science Fairs
The Exploratorium presents science fair resources for students, teachers, and parents; the site contains an overview of science fairs, project ideas,...

Laser Science Projects
This commercial site provides resources on lasers, including a glossary of terms, safety information, and ideas for laser-related projects.

MadLINKS: Science Fair Projects
This site contains links to sites about science projects, including information on how to create a sucessful project, project ideas, and many other...

Make Your Own Weather Station
The Franklin Institute provides instructions for building your own weather station and making weather predictions; projects are designed for children...

Science Fair Primer
This site, created by a high-school science teacher, contains resources aimed at helping students develop science fair projects.

A Science Fair Project Resource Guide
The Internet Public Library provides a listing of science fair resources on the Web.

Science Fairs Homepage
This site, from the Eastern Newfoundland Science Fairs Council, helps students come up with ideas for science fair projects; organized by grade...

ScienzFair Project Ideas
This privately maintained site offers a list of topics suitable for science projects.

Try This at Home [Newton's Apple]
Newton's Apple offers ideas for science experiments that you can do at home.

The Virtual Science Fair Homepage
This site showcases science projects completed by high school students, and provides links to other science fair sites.

10 Steps to a Great Science Project
Ohio State University discusses steps for creating a science fair project, from generating ideas for your project to safety guidelines; judging...

 

   Transportation

AirSafe.com
AirSafe.com offers data and articles on many aspects of air transportation safety, including crash statistics; advice on staying safe while in the...

Around the World in the 1890s
The Library of Congress offers a collection of photographic images, taken between 1894 and 1896, of railroads, camels, sleighs, rickshaws, and other...

Association of American Railroads
The Association of American Railroads provides information about the rail industry, including statistics, state-specific data, safety information,...

Automotive Learning Online
This commercial site provides hundreds of illustrations and animations to teach users about the components and workings of automotive systems.

Aviation Career Overviews and General Hiring Requirements
This commercial site provides salary ranges, job descriptions, and requirements for a variety of careers in the aviation industry, including pilots,...

Careers in Transportation
The United States Department of Transportation supplies information about the various career opportunities in the transportation industry, from bus...

Drivers.com
This commercial site provides information about licensing, automobile technology, safety research, driving professions, and teaching others to drive,...

Electric Vehicle Association of the Americas
The Electric Vehicle Association of the Americas is the industry association working to advance the commercialization of electric vehicles in the...

Exploratorium's Science of Cycling
The Exploratorium examines the physical principles behind bicycling.

Federal Aviation Administration
The Federal Aviation Administration provides information on its regulations and programs.

NASA KIDS
The National Aeronautics and Science Association offers games and projects, news and feature articles for children, a directory of NASA sites for...

National Air Traffic Controllers Association
The National Air Traffic Controllers Association offers information about the association and air traffic control; the site includes descriptions of...

National Railway Museum
The National Railway Museum in the United Kingdom provides information on its exhibitions and educational resources.

The National Transportation Safety Board
The National Transportation Safety Board offers information on its history, press releases, and access to accident investigations.

Naval History Information Center
The Naval History Information Center offers historical and statistical information about U.S. and Canadian military ships; the site includes images,...

The New York State Canal System
New York State publishes maps, statistics, frequently asked questions, and other information about its canal system, including the Erie Canal.

NHTSA - National Highway Traffic Safety Administration
The National Highway Traffic Safety Administration, a division of the United States Department of Transportation, offers research results, standards,...

Nordic Sagas: Viking Ships
PBS Online presents a discussion about Viking ship design and innovation; an explanation of the boating term starboard; suggestions for related...

Office of Boating Safety [U.S. Coast Guard]
The U.S. Coast Guard offers this reference site for recreational boaters, including information about federal requirements, an equipment guide,...

Online Study Guide for Student Drivers
This site provides information helpful for people pursuing a driver's license, including licensing procedures, rules of the road, and sample tests.

U.S. Department of Transportation
The Department of Transportation has online newsletters and links to operating administrations, including the United States Coast Guard and the...

Wayfinders: A Pacific Odyssey
PBS Online presents an account of a 2,000-mile voyage undertaken by a community of Polynesians; the site includes information on Pacific Island...

   Weather


Bad Meteorology
Prepared by a professor of meteorology at Pennsylvania State University, this educational site debunks present meteorological misconceptions with...

Clouds [Seaborg Center]
This site offers information about clouds and their formation, a gallery of pictures, a glossary, and links to relevant sites; the site is suitable...

El Niño—Making Sense of the Weather
The National Aeronautics and Space Administration presents an explanation of El Niño; geared toward children, the site includes a description of the...

The EPA Global Warming Kids Page
The United States Environmental Protection Agency offers information for students and teachers about global warming,

Franklin's Forecast
The Franklin Institute Science Museum presents a site on weather forecasting, with instructions on how to build your own weather station, guides to...

Heat Wave Index [The Weather Channel]
The Weather Channel offers information about historical heat waves, advice for avoiding heat exhaustion, and other resources.

Kids' Lightning Information and Safety
This privately maintained page has first-hand accounts from children who have been struck by lightning, lightning safety information, and links to...

Old Farmer's Almanac
This commercial site provides basic information usually found in almanacs: tide and sunrise tables, planting charts, recipes, and other resources.

The Online Guides
The University of Illinois Department of Atmospheric Sciences presents online guides to meteorology, remote sensing, and reading and interpreting...

Pacific Tsunami Museum
The Pacific Tsunami Museum offers a history of tsunamis in the Pacific Region, maps, a glossary of terms, answers to frequently asked questions, and...

Snow Crystals
This site, created by a physics professor, presents a history of the study of snow crystals, a primer on snow, a more advanced tutorial on the...

United States Climate Page
The U.S. Climate Diagnostics Center provides information on climate in U.S. cities through clickable maps with daily minimum and maximum...

The Weather Channel Storm Encyclopedia
The Weather Channel provides a guide to severe weather.

Weather [Meteorological Service of Canada]
The Meteorological Service of Canada presents this site about weather, which contains current conditions and forecasts, definitions of...

The Weather Network – Ask The Expert
At this site, maintained by an all-weather TV network, people of all ages are invited to submit questions about weather; answers are archived and...

WorldClimate
This commercial site provides a searchable database of world climate data (historical weather averages) from a wide range of sources.

 

Social Studies

   Anthropology

America Dreams
This site, developed in conjunction with the Library of Congress, challenges students to study the concept of the American Dream from the...

American Indians and the Natural World
The Carnegie Museum of Natural History presents an online exhibit on the Iroquois, Tlingit, Hopi, and Lakota Indians, and their interaction with the...

Anthropology Biographies
Mankato State University provides brief biographical descriptions of notable anthropologists and other scientists that have directly influenced the...

Anthropology Tutorials [Palomar College]
This privately maintained site, hosted by Palomar College, offers online tutorials on a variety of topics related to both physical and cultural...

Arctic Studies Center: Yup'ik Masks
The Smithsonian Institution presents an online exhibition of 27 Yup'ik masks from the collection of the National Museum of Natural History.

Crossroads of Continents
The Smithsonian Institution presents an exhibition about human migration across the Bering land bridge, including information about the cultures of...

Hooper Virtual Natural History Museum
From Carleton University's Department of Earth Sciences, this virtual museum offers multimedia exhibits on various topics in archaeology,...

Kinship and Social Organization
The Department of Anthropology at the University of Manitoba offers an online tutorial on kinship systems.

Kinship [World Cultures]
This page explains the main concepts in the study of kinship-based societies.

Native American Geometry
This privately maintained site explores the foundations of certain Native American design traditions through geometry and geometric exercises;...

SYMBOLS.com
SYMBOLS.com is an online encyclopedia of graphic symbols; it contains more than 2,500 signs, arranged in groups according to their graphic...

Wayfinders: A Pacific Odyssey
PBS Online presents an account of a 2,000-mile voyage undertaken by a community of Polynesians; the site includes information on Pacific Island...

World Civilizations
This site from Washington State University contains information about several world civilizations, explanations about concepts in the study of...

   Archaeology

ArchNet
ArchNet presents a comprehensive guide to archaeological resources on the Internet; available in Dutch, German, French, Italian, Spanish, and English.

Collapse: Why Do Civilizations Fall?
The Annenberg/CPB Project presents this site about what happens when a society collapses and how archaeologists find and interpret evidence; four...

The Five Points Site
The United States General Services Administration provides an online exhibition of artifacts recovered during the excavation of the Five Points, a...

Hooper Virtual Natural History Museum
From Carleton University's Department of Earth Sciences, this virtual museum offers multimedia exhibits on various topics in archaeology,...

Interactive Ancient Mediterranean
Interactive Ancient Mediterranean is an atlas of the ancient Mediterranean world designed to serve the needs and interests of students and teachers...

Is the Past in Your Future?
The Society for Historical Archaeology offers an overview of archaeology careers and educational requirements.

Kids Dig Reed
The Reed Farmstead Archaeological Site offers a variety of resources, including games and puzzles, a virtual tour of a 17th-century American...

The Maya Ruins Site
This site offers background information and images of Maya ruins in Mexico, Guatemala, and Belize.

Mystery of the Maya
The Canadian Museum of Civilization offers historical information about the Mayan civilization, including related links and a teacher's guide;...

Odyssey In Egypt
This site provides week-by-week interactive reports about the excavation of an ancient monastery in Egypt.

Odyssey Online
Museums at Emory University and the University of Rochester have teamed up to create this site, an exploration into the ancient cultures of the Near...

Pompeii Forum Project
The Pompeii Forum Project presents archaeological analyses of the remains of Pompeii, including photographs and architectural plans.

Royal Commission on the Ancient and Historical Monuments of Scotland
This British government site describes the Commission's work, and offers rotating exhibits on special categories of monuments.

Theban Mapping Project
This heavily illustrated site offers an overview of various archaeological sites in and around the ancient city of Thebes, Egypt, particularly tomb...

   Civil Rights

ACLU Freedom Network
The American Civil Liberties Union home page offers a wide variety of information, including a reference library, summaries of current civil...

Disability Social History Project
The Disability Social History Project preserves, examines, and shares the history and culture of disabled persons; it includes biographies of...

Holocaust Survivors [The Simon Wiesenthal Center]
The Simon Wiesenthal Center offers this online service that allows people to send questions or comments to survivors of the Holocaust.

Human Rights Watch
This nonprofit site provides extensive news and repor