Cornerstone School 561 Springfield Ave, Summit, NJ07901 Cornerstone School was founded by Christ Church, Summit in 2009, as an extension of the church community's mission and…More commitment to inclusiveness, diversity, and service to families in our wider community. Cornerstone School was established as a learning community that welcomes students from all backgrounds. Cornerstone School does not provide religious instruction. At Cornerstone School, early childhood education is more than just child's play. Our spacious and inviting learning environment is where children experiment with an array of developmentally appropriate materials and activities. We offer programs for children 2 1/2 through a full day kindergarten. We have flexible scheduling options that include early drop-off and aftercare. Explorinarium Summer Camp is a wonderful way for your child to spend the summer!