EDU204

By ccash413
  • 3500 BCE

    Glass was invented

    Glass was invented
    Glass beads were found in the third millennium BCE, but it wasn't until 3500 BCE when they made the glass beads into usable glass.
  • 3500 BCE

    The wheel was invented.

    The wheel was invented.
    The wheel arrived between the Neolithic and Bronze age. There is not a known creator of the wheel. Wheels were first used for pottery and wheelbarrows.
  • 600 BCE

    Electric!

    Electric!
    Electric was not invented by just one person; it was more of like a chain of people. Benjamin Franklin is a well-known person for discovering electric through a kite experiment.
  • 105

    Paper was invented

    Paper was invented
    China was the first to invent paper. Some believe that Cai Lun first made paper in 105 CE. The papers back in 105 CE did not look like the paper made today and was not made as quickly.

  • 1748

    1748
    The automobile was created by multiple people throughout the years. The first automobile that was windmill powered only went 20 MPH. The first engine car was made in 1748 in Paris by Jacques de Vaucanson.
  • Period: to

    The beginning of the refrigerator

    A man named William Cullen started trying to freeze things in 1748. In 1805 a man named Oliver Evans started to make the blueprints for a refrigerating box. In 1834 a man named Jacob Perkins invented the first refrigerator. To this day they still trying find ways to make refrigerators bigger and better. This video talks about the evolution of refrigerators and how they worked.

  • The pencil was invented.

    The pencil was invented.
    The first pencils were made by Nicholas-Jacques Conte. He made them with graphite powder and clay.

  • The first viable light bulb

    The first viable light bulb
    This video talks about who actually had the first idea of the light bulb and why it did not really work. Thomas Edison was the first to create the first viable light bulb.

  • The first laptop.

    The first laptop.
    The first computer ever made looked nothing like the computers used in today's time. The Gavilan is considered the first computer to be mobile.

  • The first cell phone.

    The first cell phone.
    Testing for the first wireless phones started around the 1920's but the first viable wireless phone was not created until 1973. The first wireless handheld phone was created by Martain Cooper.