Steinmann, Isa, Medgyesi, Márton ORCID: https://orcid.org/0000-0002-0302-1873 and Symeonaki, Maria (2026) Do increasing participation rates in early childhood education narrow the reading achievement gap between high- and low-SES primary school students? Large-Scale Assessments in Education, 14 (1). DOI 10.1186/s40536-025-00274-7