To many people a computer is a magical device doing wonderful things. However, they have no concept of what computer parts actually accomplish, This lesson has no pages for student duplication. Instead, this 39- page document is a.pdf file that intended to be projected in front of the class with each page hoping to. unravel the mystery.
The program starts with a picture of a filing cabinet where things are stored in "go to sleep" mode. Moving to a computer, drawings show room sized tape drives of the 1950's, IBM cards, hard drives, and flash drives. Portable storage starts with a brief case and then moves to computer 5-1/4"floppies, Apple 3-1/2" floppies, CD's, memory sticks, and small SD cards. Saving to The Cloud is mentioned,
The discussion continues asking what was responsible for the need to make things smaller and smaller. The answer is the moon program of NASA where adding a lot of weight to the capsule requires more and more fuel.
The programs continues with the alive/awake mode of an office - the desk top. The computer side is a Random Access Memory (RAM).
To understand booting up, a system file flies out of the filing cabinet winding up on the desk. Then typing requires the word file to be made active. Created documents need to be saved in case the electricity is turned off and RAM is wiped clean.
The in and out shelf on a desk is compared to computer ports with legacy colored ports requiring bunches of wires. Wireless connection is discussed along with monitor improvements from large CRTs to thin flat screen monitors.
Also, the floor of an office is compared to the motherboard of a computer.
Then a person is shown manipulating things on the desk top. He is called the processor. That is then compared to the CPU in a computer with a fan required to remove heat.