Preschool education is the provision of education for children before the commencement of statutory education, usually between the ages of two and five, dependent on the jurisdiction. Preschool is also known as nursery school,day care or kindergarten. Preschool work is organized within a framework that professional educators create. The framework includes structural (administration, class size, teacher-child ratio, etc.), process (quality of classroom environments, teacher-child interactions, etc), and alignment(standards, curriculum, assessments) components that are associated with each individual unique child that has both social and academic outcome.