People Telling Time Throughout the Ages

  • 3000 BCE

    Used a shadow cast by the sun.

  • 300 BCE

    Started using a sundial

  • 300 BCE

    Early Greeks and Egyptians created a water clock.

  • Dec 24, 1050

    Hourglass (11th Century)

  • Dec 24, 1300

    The first Mechanical clocks were found in Europe.

  • Dec 24, 1410

    The first watches (early 1400s)

  • In Europe, scientists developed a pendulum. (1600s)

  • International Date Line (early 1880s)

  • Greenwich Mean Time - The prime meridian passed through Greenwich, England.

  • Standard Time was invented

  • The idea to save daylight was introduced.

  • Universal Time Coordinate