The very first computer mouse was designed by Douglas Engelbart in 1963. It was a wooden shell with two metal wheels that rotated. The mouse was connected to the computer with a wire. The user would move the mouse around on the desk to control the cursor on the screen.

The mouse was not very popular at first. Some people thought it was too big and cumbersome to use. In 1969, Bill Gates and Paul Allen developed a version of the mouse that could be used with a personal computer. This version was made out of plastic and had a …