The van crossed the double yellow line and hit a Phoenix Color tractor trailer, police said.
The children and both drivers were sent to Washington County Hospital with minor injuries, officials said. Their names were not available from the sheriff's department.
Also responding were Funkstown Volunteer Fire Co. Inc., Williamsport Volunteer Ambulance Service Inc. and Community Rescue Service.
Three injured in accident
HALFWAY - Three people were taken to Washington County Hospital on Friday morning with minor injuries after their school van overturned on Interstate 70, according to the Volunteer Fire Co. of Halfway, Md.
An American University van from Washington, D.C., overturned in the median strip near Bower Avenue shortly after 10 a.m., according to the fire department.
The driver and two passengers were sent to the hospital, officials said. The remaining nine passengers were taken to the Maryland State Police barracks to wait for school officials to pick them up, fire officials said.
The group was enroute to an event in Ohio, fire officials said.
The identities of the driver and passengers were not available from Maryland State Police on Friday.
Also responding was Funkstown Volunteer Fire Co. Inc.
Dogs are rescued
FREDERICK - Several dogs found in poor condition were taken to the Frederick County Shelter on Thursday after officials found them living in a house with dog feces laying throughout it, according to the Frederick Police Department.
The dogs had not been fed or taken outside in quite some time, police said. They were found in a home in the 200 block of East Third Street at 11:40 a.m. Thursday, police said.
Officer Steven Meyer and animal control officers entered the home after Meyer made repeated attempts to contact the resident and serve a municipal infraction, police said.
Police arrested the owner of at least one of the dogs who arrived as the dogs were being removed, police said.
Richard Jamison Taylor, 22, of the 200 block of East Third Street, was charged with cruelty to animals and possession of marijuana, police said. A small amount of marijuana was found in the home, police said.