From the Philadelphia Airport:
Exit the airport following signs for I-95 south. Take I-95 to exit at I-476, Plymouth Meeting. Follow I-476 to Exit Number 9, Upper Darby/ Broomall. Head east at the exit by bearing right. A sign will also indicate this is the exit for Havertown. At the second traffic light, make a left onto Lawrence Road. Lynnewood School will be on your right about one half mile down the road.
Take the Schuylkill Expressway (I-76) west to the exit for I-476, Mid-County Expressway south to Chester. Follow I-476 to Exit Number 9, Upper Darby/Newtown Square. There are signs indicating that this is the exit for Havertown, also. Bear left on the exit ramp, and turn left at the traffic light onto West Chester Pike. At the third traffic light turn left onto Lawrence Road. Lynnewood School is about one half of a mile ahead on the right.