en
Книжки
Baby Professor

Great Big World of Computers – History and Evolution : 5th Grade Science Series

    Menna Abu Zahraцитує6 місяців тому
    Computers interact with a number of different devices to exchange information. These devices include the keyboard, mouse, display, hard drive, printer and more.
    Menna Abu Zahraцитує6 місяців тому
    Computers as we know them today only really started being made in 1980.
    Menna Abu Zahraцитує6 місяців тому
    Colossus was the world’s first electronic digital programmable computer.
    Menna Abu Zahraцитує6 місяців тому
    Early electronic computers, developed around the 1940’s, were the size of a large room and consumed huge amounts of electricity.
    Menna Abu Zahraцитує6 місяців тому
    considered a “father of the computer”.
    Menna Abu Zahraцитує6 місяців тому
    The abacus is the most ancient calculating device known. The abacus is also called a counting frame.
    Menna Abu Zahraцитує6 місяців тому
    The abacus was initially used for arithmetic tasks.
fb2epub
Перетягніть файли сюди, не більш ніж 5 за один раз