The Green Vale School, a coed, nonsectarian elementary school for Pre-Nursery through 8th Grade, drawing families from all over Long Island. A Green Vale education instills confidence & competence, while promoting respect & responsibility as cornerstones for a lifetime of learning & global citizenship. Enroll Your Child. _Website not available. Sign in: https://www.twine.net/signup_…The Green Vale School, a coed, nonsectarian elementary school for Pre-Nursery through 8th Grade, drawing families from all over Long Island. A Green Vale education instills confidence & competence, while promoting respect & responsibility as cornerstones for a lifetime of learning & global citizenship. Enroll Your Child. _Website not available. Sign in: https://www.twine.net/signup_WWWW…