computer inventions

  • an instrument

    an instrument

    An instrument was made in 2600B.C it is made by the ancient greeks.
  • napier's bones

    napier's bones

    thsi is an invention do help you do math. it was made by John Napier.
    It is called Napier's Bones
  • selenographia

    selenographia

    this is called the selenographia. it is a map.
  • electric battery

    electric battery

    this is the first electric battery made in italy
  • corn planter

    corn planter

    thisn planter. it helps you plant corn
  • sources