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. RSD 2026, 15 (4), e8215450984. https://doi.org/10.33448/rsd-v15i4.50984.