From Garden State Parkway-North or South-Take exit 142 (Millburn-I 78 West) to Route 24 West (toward Morristown) Exit at Summit Ave. Turn left at the light and cross over Route 24. At the second light turn right onto Springfield Ave. Follow Springfield Ave for approx. 3/4 miles. Turn left onto Blackburn Rd (at corner of the Grand Summit Hotel). Go through one stop sign. The entrance of Oak Knoll School will be ahead on your left.