Target 4.2 – Quality early childhood development, care and pre-primary education By 2030, ensure that all girls and boys have access to quality early childhood development, care and pre-primary education so that they are ready for primary education Indicator For monitoring 4.2.1 Proportion of children under 5 years of age who are developmentally on track in health, learning and psychosocial well-being, by sex √ 4.2.2 Participation rate in organized learning (one year before the official primary entry age), by sex √ 4.2.3 Percentage of children under 5 years experiencing positive and stimulating home learning environments √ 4.2.4 Gross early childhood education enrolment ratio in (a) pre-primary education and (b) early childhood educational development √ 4.2.5 Number of years of (a) free and (b) compulsory pre-primary education guaranteed in legal frameworks √