This is the most common formation for running plays, as teams can run "power" or "jumbo" sets out of this line up. In other words, teams can place extra players on the offensive line in order to ...

Learn the basics of football offense and defense! This video explains offensive formations, 4-3 and 3-4 defensive schemes, and key positions like offensive/defensive line, linebacker, and safety.

The ninth day of class in Bob Davie's Football 101 season-long course breaks down the I-formation offense.