Introduction to Computers

The Digital World
To understand the digital world, the best place to begin is the device you are using right now—the computer. In this section, you will learn a bit about the history of computers, the four essential components of a computer, and the differences between your brain and a computer. Before you start exploring, though, review these brief instructions to help you make the most of this resource.

How to Navigate This Site
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Ready to Start?
Click the Lesson 1 link to the left.