The Ribbon is the main control interface for the Office programs. You can't miss the Ribbon; it runs straight across the top of the program window, as you can see in Figure 2–1, which shows Word's Ribbon.
Figure 2–1. The Ribbon appears across the top of the program window and is divided into different tabs. The active tab (here, the Home tab) has a different tab color. You click another tab to display it.
The Ribbon consists of a number of tabs, each of which contains controls divided into groups. Here's what those terms mean: