Watch videos, read e-books, or play games on this screen.
The Raspberry Pi has a built-in video player: VLC Video Player.
Watch a local video directly by double-clicking on the VLC Video Player icon, or log in to the YouTube website from Google Chrome browser to watch videos.
Read online from the Google Chrome browser.
Click Preferences -> Recommended Software -> Games to install games on this screen.
For example, install Minecraft, and plug in a keyboard and mouse to play.