sense of time

  • 29,000 BCE

    pottery

  • 12,000 BCE

    farming

  • 12,000 BCE

    weaving

  • 6000 BCE

    irrigation

  • 4200 BCE

    the wheel

  • 3500 BCE

    sailing

  • 3400 BCE

    writing

  • 3300 BCE

    bronze working

  • 2550 BCE

    the great pyramid

  • 1492 BCE

    Columbus sails to W. Indies

  • 1450 BCE

    printing press (gutenberg)

  • 1300 BCE

    eyeglasses

  • 1270 BCE

    mechanical clock

  • 644 BCE

    windmill

  • 476 BCE

    fall of the roman empire

  • 323 BCE

    death of alexander the great

  • 206 BCE

    compass

  • 105 BCE

    paper

  • 9 BCE

    gunpowder

  • 4 BCE

    birth of christ

  • 3 BCE

    ironworking

  • 3 BCE

    roman concrete

  • 2 BCE

    fire

  • 610

    islam founded

  • pilgrims land plymouth rock

  • american independence

  • paper currency

  • steam locomotive

  • bicycle

  • photography

  • mechanical reaper

  • deere self-scouring plow

  • vulcanized rubber

  • rechargaeble battery

  • pasteurization

  • U.S. civil war ends

  • typewriter

  • phonograph

  • telephone

  • light bulb

  • coca-cola

  • diesel engine

  • motion pictures

  • man made fertilizer

  • wright bros. fly

  • fordson tractor

  • fords model T

  • world war 1

  • transatlantic

  • first radio station

  • penicillin

  • television

  • nylon