The campus is located in Valhalla, New York.
A suspect is in custody, but there is no word yet on what prompted the attack.
County police says three students got into an argument at the Bee Line bus stop, when one of them stabbed the other two and got on the bus.
The two who were stabbed went to the nurse's office with lacerations to their arms.
They were treated in nurse's office, but sent to hospital as a precaution.
The bus was stopped a few miles down the road, and the alleged stabber was apprehended.
