English - OLPC Digital Library

From Wikipedia, the free encyclopedia, on the web at http://en.wikipedia.org

Art

Color

  1. Color
  2. Black
  3. White
  4. Blue
  5. Green
  6. Red
  7. Yellow
  8. Orange
  9. Purple
  10. Brown

Tools

  1. Drawing
    1. Pencil
    2. Pen
    3. Chalk
  2. Painting
    1. Paint
  3. Sculpture
    1. Clay
    2. Stone

Music

  1. Music
  2. Baroque music
  3. European classical music
  4. Folk music
  5. Jazz
  6. Pop music
  7. Rhythm and blues
  8. Songs

Musical instruments

  1. Violin
  2. Piano
  3. Drum
  4. Horn
  5. Flute

Theater, Dance

  1. Dance
    1. Salsa
    2. Tango
  2. Theatre

Biography

Actors and entertainers

  1. Charlie Chaplin

Artists

  1. Francisco Goya
  2. Hokusai
  3. Henri Matisse
  4. Michelangelo
  5. Claude Monet
  6. Leonardo da Vinci
  7. Pablo Picasso
  8. Raphael
  9. Rembrandt
  10. Diego Velázquez
  11. Vincent van Gogh

Authors

  1. Dante Alighieri
  2. Aristophanes
  3. William Blake
  4. Miguel de Cervantes
  5. Fyodor Dostoevsky
  6. Brothers Grimm
  7. Homer
  8. Li Bai
  9. Molière
  10. Pablo Neruda
  11. Edgar Allan Poe
  12. William Shakespeare
  13. George Bernard Shaw
  14. Sophocles
  15. Mark Twain
  16. Virgil

Composers and musicians

  1. Johann Sebastian Bach
  2. Ludwig van Beethoven
  3. Frédéric Chopin
  4. Wolfgang Amadeus Mozart
  5. Felix Mendelssohn
  6. Johannes Brahms

Entrepreneurs

  1. Andrew Carnegie
  2. George Westinghouse

Explorers

  1. Roald Amundsen
  2. Jacques Cartier
  3. Christopher Columbus
  4. Hernán Cortés
  5. Francis Drake
  6. Vasco da Gama
  7. Ferdinand Magellan
  8. Marco Polo
  9. Zheng He
  10. Ibn Battuta

Inventors and scientists

  1. Nicolaus Copernicus
  2. Charles Darwin
  3. Thomas Edison
  4. Albert Einstein
  5. Galileo Galilei
  6. Johann Gutenberg
  7. Carolus Linnaeus
  8. Isaac Newton
  9. Louis Pasteur
  10. Nikola Tesla
  11. Leonardo da Vinci

Mathematicians

  1. Archimedes
  2. Diophantus
  3. Euclid
  4. Leonhard Euler
  5. Pierre de Fermat
  6. Karl Friedrich Gauss
  7. G. H. Hardy
  8. David Hilbert
  9. Gottfried Leibniz
  10. Muhammad ibn Musa al-Khwarizmi
  11. Henri Poincaré
  12. Pythagoras
  13. Ptolemy

Philosophers and social scientists

  1. Aristotle
  2. Averroes
  3. Matsuo Basho
  4. Confucius
  5. René Descartes
  6. Sigmund Freud
  7. Johann Wolfgang von Goethe
  8. Herodotus
  9. Hippocrates
  10. Ibn Khaldun
  11. Immanuel Kant
  12. Søren Kierkegaard
  13. Laozi (Lao-Tzu)
  14. Plato
  15. Adam Smith
  16. Socrates
  17. Thales
  18. Voltaire

Politicians and leaders

  1. Akbar
  2. Alexander the Great
  3. Kofi Annan
  4. Attila the Hun
  5. Augustus
  6. Pope Benedict XVI
  7. Otto von Bismarck
  8. Simón Bolívar
  9. George W. Bush
  10. Fidel Castro
  11. Julius Caesar
  12. Charlemagne
  13. Winston Churchill
  14. Cleopatra VII of Egypt
  15. Elizabeth I of England
  16. Hammurabi
  17. Hannibal
  18. Hirohito
  19. Adolf Hitler
  20. Genghis Khan
  21. Lech Wałęsa
  22. Nelson Mandela
  23. Napoleon I of France
  24. Kwame Nkrumah
  25. Peter I of Russia
  26. Vladimir Putin
  27. Franklin D. Roosevelt
  28. Saladin
  29. Shaka Zulu
  30. Sitting Bull
  31. Joseph Stalin
  32. Margaret Thatcher
  33. Timur
  34. Tutankhamun
  35. George Washington
  36. Wilhelm II of Germany
  37. Mahatma Gandhi

History

  1. Civilization
  2. History
  3. History of the world
  4. Human evolution

Prehistory to Middle Ages

  1. Ancient Egypt
  2. Ancient Greece
  3. Ancient Rome
  4. Ancient China
  5. Archaeology
  6. Aztec
  7. Black Death
  8. Bronze Age
  9. Byzantine Empire
  10. Inca
  11. Indus Valley Civilization
  12. Iron Age
  13. Maya civilization
  14. Macedonian Empire
  15. Mesoamerica
  16. Middle Ages
  17. Ottoman Empire
  18. Prehistory
  19. Stone Age
  20. Sumer

Renaissance to Industrial Age

  1. Age of Enlightenment
  2. European colonization of the Americas
  3. French Revolution
  4. History of South Africa in the apartheid era
  5. The Holocaust
  6. Napoleonic Wars
  7. Ming Dynasty
  8. Mughal Empire
  9. Ottoman Empire
  10. Renaissance
  11. Vikings

Industrial Age

  1. Apartheid
  2. Decolonization
  3. Industrial Revolution
  4. Chinese Civil War
  5. Meiji Restoration
  6. Russian Revolution of 1917
  7. Scientific Revolution
  8. Scramble for Africa
  9. Space exploration
  10. Spanish Civil War
  11. Vietnam War
  12. World War I
  13. World War II

Geography

  1. City
  2. Country
  3. Continent

Land types

  1. Desert
  2. Mountain
  3. Ocean
  4. River
  5. Lake
  6. Forest
  7. Plains

Continents and regions

  1. Africa
  2. Antarctica
  3. Asia
  4. Europe
  5. Latin America
  6. Middle East
  7. North America
  8. South America

Countries

  1. Afghanistan
  2. Argentina
  3. Australia
  4. Bangladesh
  5. Brazil
  6. Canada
  7. Cuba
  8. Democratic Republic of the Congo
  9. Egypt
  10. Ethiopia
  11. France
  12. Germany
  13. Greece
  14. India
  15. Indonesia
  16. Iran
  17. Iraq
  18. Israel
  19. Italy
  20. Japan
  21. Laos
  22. Libya
  23. Mexico
  24. Nigeria
  25. North Korea
  26. People's Republic of China
  27. Poland
  28. Russia
  29. Rwanda
  30. Saudi Arabia
  31. South Africa
  32. South Korea
  33. Spain
  34. Thailand
  35. Turkey
  36. United Kingdom
  37. United States
  38. Vietnam
  39. National flag
    1. Gallery of sovereign-state flags

Cities

  1. Abuja
  2. Athens
  3. Baghdad
  4. Bangkok
  5. Beijing
  6. Berlin
  7. Buenos Aires
  8. Brasilia
  9. Cairo
  10. Hong Kong
  11. Istanbul
  12. Jerusalem
  13. Lagos
  14. London
  15. Madrid
  16. Manila
  17. Mecca
  18. Mexico City
  19. Moscow
  20. Mumbai
  21. New Delhi
  22. New York
  23. Paris
  24. Rio de Janeiro
  25. Rome
  26. Saint Petersburg
  27. São Paulo
  28. Sarajevo
  29. Seoul
  30. Shanghai
  31. Sydney
  32. Tehran
  33. Tokyo
  34. Toronto
  35. Vienna
  36. Washington, D.C.

Bodies of water

  1. Amazon River
  2. Arctic Ocean
  3. Atlantic Ocean
  4. Caspian Sea
  5. Great Barrier Reef
  6. Great Lakes
  7. Indian Ocean
  8. Lake Victoria
  9. Mediterranean Sea
  10. Mississippi River
  11. Niagara Falls
  12. Nile
  13. North Sea
  14. Pacific Ocean
  15. Panama Canal
  16. Southern Ocean
  17. Suez Canal

Mountains, valleys and deserts

  1. Andes
  2. Himalaya
  3. Rocky Mountains
  4. Sahara
  5. Great Rift Valley
  6. Alps

Architecture

Structures

  1. Door
  2. Arch
  3. Bridge
  4. Canal
  5. Dam
  6. Dome
  7. Roof
  8. Stair
  9. Window
  10. Plumbing
  11. Road
  12. Railroad

Buildings

  1. House
  2. Pyramid
  3. Tower
  4. Aswan Dam
  5. Colosseum
  6. Eiffel Tower
  7. Great Pyramid of Giza
  8. Great Wall of China
  9. Parthenon
  10. Stonehenge
  11. Taj Mahal
  12. Seven Wonders of the World

Society and social sciences

Society

  1. Society
  2. Family
  3. Adult
  4. Child
  5. Infant
  6. Elder
  7. Marriage
  8. Law
    1. Constitution
  9. Social sciences
    1. Archaeology
    2. Economics
    3. Education
    4. Political science
    5. Psychology
    6. Sociology

Behavior

  1. Emotion
  2. Thought
  3. Sleep
  4. Dream

Politics

  1. Politics
  2. Capitalism
  3. Democracy
  4. Diplomacy
  5. Globalization
  6. Government
  7. Monarchy
  8. Socialism
  9. State
  10. Theocracy

Organizations

  1. International organizations
  2. Arab League
  3. African Union
  4. Association of Southeast Asian Nations
  5. Commonwealth of Independent States
  6. Commonwealth of Nations
  7. Council of Europe
  8. European Union
  9. Geneva Conventions
  10. International Red Cross and Red Crescent Movement
  11. NATO
  12. Nobel Prize
  13. Organization of the Petroleum Exporting Countries
  14. Organization of American States
  15. United Nations
    1. World Health Organization
    2. United Nations Children's Fund
    3. United Nations Educational, Scientific, and Cultural Organization
    4. Universal Declaration of Human Rights
  16. Maps of international organizations

Business and economics

  1. Agriculture
  2. Business
  3. Currency
  4. Market
  5. Supply and demand

Social issues

  1. Sustainable development
  2. Freedom
  3. Human rights
  4. Peace
  5. Racism
  6. Sexism
  7. Slavery
  8. War

Culture

Culture

Languages and Scripts

  1. Alphabet
    1. Letter (alphabet)
    2. A, B, C, D, E, F, G, H, I, J, K, L, M
    3. N, O, P, Q, R, S, T, U, V, W, X, Y, Z
  2. Word
  3. Writing system
  4. Language
    1. Arabic language
    2. Chinese language
    3. English language
    4. Esperanto
    5. French language
    6. Hindi
    7. Latin
    8. Portuguese language
    9. Spanish language

Literature and Media

  1. Writing
  2. Book
  3. Grammar
  4. Literature
  5. Novel
  6. Poetry
    1. One Thousand and One Nights
    2. Mahabharata
    3. Odyssey
    4. The Divine Comedy
  7. Radio
  8. Television

Philosophy

  1. Philosophy
  2. Ethics
  3. Knowledge
  4. Logic
  5. Beauty
  6. Scientific method

Religion

  1. Religion
  2. Deity
  3. Mythology
  4. Meditation
  5. Prayer
  6. Specific religions
    1. Buddhism
    2. Christianity
    3. Church
    4. Hinduism
    5. Bhagavad Gita
    6. Temple
    7. Islam
    8. Mosque
    9. Judaism
    10. Taoism

Recreation

  1. Game
  2. Toy
  3. Athletics (track and field)
    1. Backgammon
    2. Chess
    3. Checkers
    4. Dice
    5. Go (board game)
    6. Mancala
    7. Playing cards
  4. Sport
    1. Baseball
    2. Basketball
    3. Boxing
    4. Cricket
    5. Football (soccer)
    6. Olympic Games
    7. Tennis
    8. Swimming

Foodstuffs

  1. Agriculture
  2. Food
  3. Cheese
  4. Fruit
  5. Soybean
  6. Tobacco
  7. Vegetable
  8. Oil
  9. Chocolate
  10. Honey
  11. Potato

Spices

  1. Salt
  2. Sugar

Grains

  1. Wheat
  2. Barley
  3. Bread
  4. Oat
  5. Sorghum
  6. Rice

Beverages

  1. Water
  2. Tea
  3. Coffee
  4. Soda
  5. Wine


Science

Sciences

  1. Chemistry
  2. Ecology
  3. Geology
  4. Physics
  5. Astronomy
  6. Biology

Chemistry

  1. Chemical element
    1. Periodic table
    2. Carbon
    3. Oxygen
    4. Nitrogen
    5. Hydrogen
  2. Chemical reaction
  3. Acid
  4. Alkali
  5. Compound

Materials

  1. Earth
  2. Minerals
    1. Chalk
    2. Diamond
    3. Limestone
    4. Sandstone
    5. Granite
    6. Quartz
    7. Flint
    8. Salt
  3. Petroleum
  4. Cloth
    1. Cotton
    2. Silk
  5. Metal
    1. Copper
    2. Gold
    3. Iron
    4. Silver
    5. Steel
    6. Aluminum
    7. Tin

Astronomy

  1. Big Bang
  2. Universe
  3. Galaxy
    1. Milky Way
  4. Star
  5. Planet
  6. Solar system
    1. Sun
    2. Mercury (planet)
    3. Venus
    4. Earth
    5. Moon
    6. Mars
    7. Jupiter
    8. Saturn

Physics

  1. Atom, Molecule
  2. Solid, Liquid, Gas
  3. Energy
  4. Heat
  5. Gravity
  6. Electricity
  7. Magnetism
  8. Sound
  9. Newton's laws of motion

Weather and climate

  1. Snow
  2. Climate
  3. Cloud
  4. Drought
  5. Earthquake
  6. Flood
  7. Global warming
  8. Rain
  9. Tornado
  10. Tsunami
  11. Volcano
  12. Weather

Anatomy

  1. Brain
  2. Heart
  3. Lung
  4. Skeleton
  5. Stomach
  6. Liver
  7. Skin
  8. Head
  9. Eye
  10. Mouth
  11. Ear
  12. Arm
  13. Leg

Biology

  1. Organisms
    1. Pregnancy
    2. Embryo
    3. Digestion
    4. Respiration
    5. Evolution
  2. Animal
    1. Bird
    2. Fish
    3. Insect
    4. Mammal
    5. Cattle
    6. Cat
    7. Dog
    8. Horse
    9. Human
    10. Reptile
    11. Dinosaur
    12. Snake
  3. Bacteria
  4. Virus
  5. Fungus
  6. Plant
    1. Grass
    2. Flower
    3. Tree

Medicine

  1. Illnesses
    1. Cancer
    2. Cholera
    3. Common cold
    4. Fever
    5. Smallpox
    6. Tuberculosis
    7. Dysentery
    8. Diabetes mellitus
    9. Influenza
    10. Malaria
    11. Rabies
  2. Sexually transmitted disease
    1. AIDS / HIV
    2. Syphilis
  3. Conditions
    1. Deafness
    2. Blindness
    3. Mental illness
    4. Malnutrition
  4. Treatments
    1. Medication, Penicillin
    2. Vaccine
    3. Surgery

Technology

  1. Technology
  2. History of technology
  3. Engineering
  4. Artificial intelligence

Energy

  1. Electricity
  2. Hydropower
  3. Solar power
  4. Wind power

Electronics

  1. Electronics
  2. Battery
  3. Incandescent light bulb

Engineering

  1. Tool
  2. Mechanical engineering
  3. Engine
    1. Electric motor
    2. Steam engine
  4. Inclined plane
  5. Lever
  6. Pulley
  7. Robot
  8. Wheel
  9. Nail
  10. Screw
  11. Wedge
  12. Knife

Transportation

  1. Vehicle
  2. Aircraft
  3. Automobile
  4. Bicycle
  5. Elevator
  6. Helicopter
  7. Motorcycle
  8. Rapid transit
  9. Stirrup
  10. Train
  11. Sail

Information technology

  1. Information technology
  2. Abacus
  3. Calculator
  4. Computer
  5. Cryptography
  6. Writing

Optical

  1. Camera
  2. Glasses
  3. Laser
  4. Lens
  5. Microscope
  6. Prism
  7. Telescope

Media and communication

  1. Telecommunication
  2. Microphone
  3. Mobile phone
  4. Photography
  5. Printing
  6. Newspaper, Magazine
  7. Radio
  8. Telephone
  9. Television
  10. Typewriter
  11. Video

Computers

  1. Internet
  2. World Wide Web
  3. E-mail
  4. Operating system
    1. Linux
    2. MS-DOS
    3. Microsoft Windows
    4. Mac OS
  5. FTP
  6. HTTP
  7. Ethernet
  8. Electronic mail
  9. Internet service provider

Navigation and timekeeping

  1. Clock
  2. Compass
  3. Gyroscope
  4. Global Positioning System
  5. Pendulum
  6. Radar
  7. Sonar
  8. Sundial

Material and chemical

  1. Fire
    1. Kerosene
    2. Gasoline
  2. Metal
  3. Plastic
  4. Rubber

Food and health

  1. Refrigerator
  2. Stove
  3. Electrocardiogram
  4. Magnetic resonance imaging
  5. Pasteurization
  6. X-ray

Space

  1. Space exploration
  2. Rocket
  3. Satellite
  4. Space Shuttle
  5. Hubble Space Telescope
  6. International Space Station
  7. Project Apollo

Mathematics

Numbers

  1. Digit
  2. Integer
  3. Natural number
  4. Fraction
  5. Rational number
  6. Real number
  7. Pi
  8. Complex number
  9. Prime number
  10. 0, 1, 2, 3, 4, 5
  11. 6, 7, 8, 9, 10

Arithmetic

  1. Addition
  2. Subtraction
  3. Division
  4. Multiplication
  5. Exponentiation
  6. Logarithm
  7. Percentage
  8. Square root

Equations

  1. Variable
  2. Function
  3. Infinity
  4. Limit
  5. Series
  6. Algebra
  7. Analysis / Calculus
    1. Derivative
    2. Integral

Geometry

  1. Line
  2. Plane
  3. Angle
  4. Coordinates
  5. Fractal

Other mathematics

  1. Linear algebra
    1. Matrix
    2. Vector (spatial)
  2. Logic
  3. Number theory
    1. Proof
  4. Probability theory
    1. Statistics
  5. Topology
  6. Trigonometry
  7. Cryptography
  8. Game theory

Measurement

  1. International System of Units
  2. Metric system
  3. Imperial unit
  4. Area
  5. Volume
  6. Scale
  7. Mass
  8. Thermometer
  9. Temperature
  10. Speed

Time

  1. Clock
  2. Calendar
  3. Second
  4. Day
  5. Week
  6. Month
  7. Season
  8. Year

Distance

  1. Ruler
  2. Metre

Appendices

Chemical elements

List of elements by name : Actinium, Alkali metal, Alkaline earth metal, Aluminium, Americium, Antimony, Argon, Arsenic, Astatine, Atomic mass, Atomic number, Barium, Berkelium, Beryllium, Bismuth, Bohrium, Boron, Bromine, Cadmium, Caesium, Calcium, Californium, Carbon, Cerium, Chalcogen, Chlorine, Chromium, Cobalt, Copper, Curium, Darmstadtium, Dubnium, Dysprosium, Einsteinium, Element symbol, Erbium, Europium, Fermium, Fluorine, Francium, Gadolinium, Gallium, Germanium, Gold, Hafnium, Halogen, Hassium, Helium, Holmium, Hydrogen, Indium, Iodine, Iridium, Iron, Isotope, Krypton, Lanthanum, Lawrencium, Lead, Lithium, Lutetium, Magnesium, Manganese, Meitnerium, Mendelevium, Mercury (element), Molybdenum, Neodymium, Neon, Neptunium, Nickel, Niobium, Nitrogen, Nobelium, Noble gas, Nonmetal, Osmium, Oxygen, Palladium, Phosphorus, Platinum, Plutonium, Polonium, Potassium, Praseodymium, Promethium, Protactinium, Radium, Radon, Rhenium, Rhodium, Roentgenium, Rubidium, Ruthenium, Rutherfordium, Samarium, Scandium, Seaborgium, Selenium, Silicon, Silver, Sodium, Strontium, Sulfur, Tantalum, Technetium, Tellurium, Terbium, Thallium, Thorium, Thulium, Tin, Titanium, Tungsten, Uranium, Vanadium, Xenon, Ytterbium, Yttrium, Zinc, Zirconium