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Federal
Early Childhood Longitudinal Study, Kindergarten Class of 1998-99
Department of Education —
The Early Childhood Longitudinal Study, Kindergarten Class of 1998-99 (ECLS-K), is part of the Early Childhood Longitudinal Study (ECLS) program; program data is... -
Federal
National Household Education Surveys Program, 2012 Early Childhood Program Participation Survey
Department of Education —
The National Household Education Survey Program, 2012 Early Childhood Program Participation Survey (ECPP-NHES:2012), is a study that is part of the National Household...