Sidebar Widgets in WordPress
From Help Wiki
Add functionality to your site's sidebar(s) using widgets.
Working with sidebar content or "Widgets"
- From the Dashboard, go to Appearance > Widgets
- Drag and drop the widgets you want to use into the appropriate sidebar container.
- Some widgets have settings you can control
Help with Widgets
- See http://en.support.wordpress.com/widgets/ for detailed usage instructions.