Early childhood education Child development 95 Curricula 40 Activity programs 37 Play 28 Education (Early childhood) 27 Research 27 Education 26 Study and teaching (Early childhood) 26 Education, Preschool 25 Child care 24 Children 23 Evaluation 21 Parent participation 21 Social aspects 21 Head Start programs 20 Services for 20 Child care services 19 Psychological aspects 19 Readiness for school 19 EDUCATION 18 Law and legislation 18 Poor children 18 Children with disabilities 16 Multicultural education 16 Family members 15 Curriculum planning 14 Early childhood teachers 14 Study and teaching 13 early childhood education 13