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Technology and Inventions Aviation (Timelines and World Records) Aviation (Encyclopedia A-Z) Aerodynamics Airplane Famous Aviators Flight Jet propulsion More Aviation Terms

Cloning Milestones Intel Science Talent Search Winners Inventions and Discoveries: Who Discovered What When Speed of Sound Subway Systems Technology (Encyclopedia A-Z) Automobile Brake Camera Lever Microscope Paper Railroad Refrigeration Tunnel More Technology Terms & Concepts

Technology: Biographies (Encyclopedia A-Z) Birdseye, Goodyear, Morse, Morse, view full list

Trains, Planes, and Automobiles . . . and Ships! Transportation Timelines: Air, Land, and Water Timeline: Railroads More Inventions Science and Technology: Just for Fun Quizzes Space Transportation Other Accidental Food Inventions Famous Plane: Passenger Planes, Spy Planes, Bombers, and more Famous Trains: The Americas Famous Trains: Europe and Africa Famous Trains: Asia and Australia

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Subjects » Geography » History » Language Arts » Mathematics » Science » Social Studies Homework Skills Writing | Research Speaking & Listening Studying Reference Sources Almanac Dictionary Encyclopedia Atlas In the Spotlight

Computers

  • Bits and Bytes
  • Computers and the Internet (Encyclopedia A-Z)
  • Countries Using the Internet
  • How Do Computers Work?
  • How Many Online Worldwide
  • Internet Resource Guide
  • Internet Safety Guide
  • Internet Timeline
  • More Internet Statistics

General Science

  • The Branches of Science
  • Biographies in Science
  • Conversion Calculator
  • Roundup of Recent Discoveries

Science Projects

  • Science Projects Ideas
  • Science Projects: Just for the Fun of It!
  • What Makes A Good Science Project?
  • Understanding and Using the Scientific Method
  • Science Project Procedures
  • Science Web Sites
  • More Science Projects

Space

  • Apollo 11: Man’s First Moon Walk in 1969

  • Dawning of the Space Age

  • Kids’ Guide to Space Museums and Web Sites

  • Major Space Explorations

  • Human Mission to Mars?

  • Moonwalks

  • Notable Staffed Space Flights

  • Notable Unstaffed Lunar and Interplanetary Probes

  • Space Web Sites

  • Soviet Staffed Space Flight Programs

  • Telescopes

  • Chandra, Hubble

  • U.S. Staffed Space Flights

  • U.S. Unstaffed Planetary and Lunar Programs

  • Space Exploration (Encyclopedia A-Z)

  • Astronaut, Space Exploration, Space Science, view full list

  • Space Exploration: Biographies (Encyclopedia A-Z)

  • Armstrong, Glenn, Shepard, view full list

Technology and Inventions

  • Aviation (Timelines and World Records)
  • Aviation (Encyclopedia A-Z)
  • Aerodynamics
  • Airplane
  • Famous Aviators
  • Flight
  • Jet propulsion
  • More Aviation Terms
  • Cloning Milestones
  • Intel Science Talent Search Winners
  • Inventions and Discoveries: Who Discovered What When
  • Speed of Sound
  • Subway Systems
  • Technology (Encyclopedia A-Z)
  • Automobile
  • Brake
  • Camera
  • Lever
  • Microscope
  • Paper
  • Railroad
  • Refrigeration
  • Tunnel
  • More Technology Terms & Concepts
  • Technology: Biographies (Encyclopedia A-Z)
  • Birdseye, Goodyear, Morse, Morse, view full list
  • Trains, Planes, and Automobiles . . . and Ships!
  • Transportation Timelines: Air, Land, and Water
  • Timeline: Railroads
  • More Inventions

Science and Technology: Just for Fun

Quizzes

  • Space
  • Transportation

Other

  • Accidental Food Inventions
  • Famous Plane: Passenger Planes, Spy Planes, Bombers, and more
  • Famous Trains: The Americas
  • Famous Trains: Europe and Africa
  • Famous Trains: Asia and Australia

Homework Center Home » Subjects: Geography | History | Language Arts | Mathematics | Science | Social Studies

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In the Spotlight

  • Earth Sciences |

  • Life Sciences |

  • Physical Sciences |

  • Science and Technology

  • Chandra, Hubble

  • Astronaut, Space Exploration, Space Science, view full list

  • Armstrong, Glenn, Shepard, view full list

  • Aerodynamics

  • Airplane

  • Famous Aviators

  • Flight

  • Jet propulsion

  • More Aviation Terms

  • Automobile

  • Brake

  • Camera

  • Lever

  • Microscope

  • Paper

  • Railroad

  • Refrigeration

  • Tunnel

  • More Technology Terms & Concepts

  • Birdseye, Goodyear, Morse, Morse, view full list

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  • Mathematics |

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  • Social Studies

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Earth Sciences

  • Earth Sciences

TrendingHere are the facts and trivia that people are buzzing about.

Did Birds Evolve from Dinosaurs?

The Twelve Dancing Princesses

Current Events This Week: January 2023

African Americans by the Numbers

Andersen’s Fairy Tales: Contents

The Celtic Twilight: A Teller of Tales

TrendingHere are the facts and trivia that people are buzzing about.

Did Birds Evolve from Dinosaurs?

The Twelve Dancing Princesses

Current Events This Week: January 2023

African Americans by the Numbers

Andersen’s Fairy Tales: Contents

The Celtic Twilight: A Teller of Tales

  • Did Birds Evolve from Dinosaurs?
  • The Twelve Dancing Princesses
  • Current Events This Week: January 2023
  • African Americans by the Numbers
  • Andersen’s Fairy Tales: Contents
  • The Celtic Twilight: A Teller of Tales