Playfulness in Early Childhood Education: Contributions to the development and learning of children aged 0 to 3 in Municipal Early Childhood Education Centers (CEMEI) in the municipality of Alegre, State of Espírito Santo (ES), Brazil. (2026). Research, Society and Development, 15(4), e8215450984. https://doi.org/10.33448/rsd-v15i4.50984