On March 30, 2006, at 1245 eastern standard time, A Cessna 172M, N9880V, registered to a private owner, operated by Eagle Aviation Academy, as a 14 CFR Part 91 instructional flight, experienced a loss of directional control on landing roll out on runway 14 at Newnan Coweta County Airport, Newnan, Georgia. Visual meteorological conditions prevailed and no flight plan was filed. The airplane received substantial damage. The student pilot reported no injuries. The flight originated from Newnan, Georgia, on March 30, 2006, at 1240. The student pilot stated he departed from runway 14 and remained in left closed traffic for a full stop landing. He landed the airplane with 20-degrees of flaps. On landing roll, the airplane started to veer to the right. The student pilot stated he lost directional control of the airplane, the airplane went off the right side of the runway and collided with a runway sign. The student pilot stated he must have encountered a gust of wind. The surface winds at the time of the accident was 150-degrees at 7 knots, and no gusts were being reported. When the student pilot was asked if he experienced any mechanical problems with the airplane he stated no.