Early Childhood Longitudinal Study, Kindergarten Class of 1998-99

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 available since 1998-99 at <https://nces.ed.gov/ecls/dataproducts.asp>. ECLS-K (https://nces.ed.gov/ecls/kindergarten.asp) is a longitudinal study that collected information about children's early learning and development, transition into kindergarten, and progress through school. A nationally representative sample of kindergartners in the 1998-99 school year was selected and followed over time. The study was conducted using direct assessments of children in their schools, telephone interviews with parents, and self-administered questionnaires for teachers and school administrator. Key information available in ECLS-K includes information on children's cognitive, social, emotional, and physical development, children's home environment, home educational activities, school environment, classroom environment, classroom curriculum, teacher qualifications, and before- and after-school care.

[
  "018:50"
]

[
  "en-US"
]

[
  "018:000"
]

[
  "https://nces.ed.gov/ecls/data/ECLSK_K8_Manual_part1.pdf",
  "https://nces.ed.gov/ecls/data/ECLSK_K8_Manual_part2.pdf",
  "https://nces.ed.gov/ecls/data/README.pdf",
  "https://nces.ed.gov/ecls/kinderfaq.asp?faq=1",
  "https://nces.ed.gov/ecls/kinderinstruments.asp"
]