http://www.gcflearnfree.org/computerbasics Have you ever looked inside a computer case before, or seen pictures of the inside of one? The small parts may look complicated, but the inside of a computer case really isn't all that mysterious. This lesson will help you master some of the basic terminology and understand a little about what goes on inside the four walls of the computer casing. Watch the video to learn about what's inside a desktop computer. If you are interested in learning more