Use the sidebar to open favorite apps and features in small, freeform windows that you can move and resize. Or, open them in full screen.
Go to Settings > Gestures.
Tap Sidebar and turn Use sidebar on 
You'll see a sidebar on the right edge of your screen. Swipe it in to see a menu of apps that you can open.

On the sidebar, tap 
Or, go to Settings > Gestures > Sidebar > 
Customize the menu:


You can show your two most recently-used apps in the sidebar. If there aren't any recent apps, you'll see two recommended apps instead.
On the sidebar, tap 
Or, go to Settings > Gestures > Sidebar.



If you use Gametime, it has its own sidebar menu that opens apps. You set up the apps for that menu separately.