cox graae + spack architects designed the unique renovation and addition for the Potomac School’s Upper School. This independent school embraced a campus expansion to create an environmentally sensitive school where indoor teaching spaces extend to the outdoors. cg+s designed the renovation of the existing Upper School and construction of two new wings. Created in the expansion is the Crossroads, a soaring 3-level gathering space integral to the school day. The complex also features improved and new classrooms, a black box theater, a library and a dining room opening to a green roof balcony with expansive views of the wooded campus.