title: Preschool education: for whom and why?
authors.affiliation: Educational Testing Service, Princeton, New Jersey.
authors.forename: I E
authors.initials: IE
authors.lastname: Sigel
mesh_terms: D000367:Age Factors; D002675:Child, Preschool; D004493:Education / Q000379:methods*; D006801:Humans; D012578:Schools, Nursery; D014481:United States