This template has a Left Sidebar, which has the width of almost 33% of the whole screen. In this template screen’s width is divided into two sections which are Left Sidebar and Main Content Area. As you can see in the screenshot that Project Status, Facebook, Feeds, Twitter Feeds, Project Donors and Project pledge-o-meter are placed in Left Sidebar and remaining elements are in the Main Content Area.
Further More each section is divided into twelve equal columns so you can assign a width to each Project Element in columns. I.e. all the Project Elements in Left Sidebar have the width of twelve columns which is almost 33% of the whole screen.
Left Sidebar Template at Backend, you can see there is a Left sidebar.