The Pittsburgh Post-Gazette reports the crash involving a Mars Area (Pa.) School District bus occurred about 3 p.m. in Adams Township.
Six injured students were taken to the hospital by ambulance. The remaining students either were released to their parents or transported by bus to UPMC Passavant hospital.
The bus was carrying about 40 students, the district said.
The school district says all students who were transported to the hospital were treated and released.
Mike Kennedy has been writing about education for American School & University since 1999. He also has reported on schools and other topics for The Chicago Tribune, The Kansas City Star, The Kansas City Times and City News Bureau of Chicago. He is a graduate of Michigan State University.