Widgets stream information, giving some of an app’s functionality without opening the app. For example, the Calendar widget shows your daily agenda and gives you one-touch access to your full calendar.
Add a widget
Touch Widgets.
Widgets are listed under their related apps.
Adjust a widget's size
You can make some widgets larger to view more content:
Do one of the following:
Folders organise your shortcuts.
To create a folder on your Home screen:
Drag it onto another to group them together, then release when you see a frame around them.

To add apps to the folder:
To remove apps from the folder:
To remove items from your Home screen:
Drag it to Remove.
App icons on the Home screen are shortcuts to installed apps found in the app tray. Removing an app shortcut from the Home screen doesn't uninstall the app. Learn how to uninstall apps.
You cannot remove the Google search box. To select a totally new user interface for your Home screen, download a different launcher.
If you're having issues, try these troubleshooting steps.