Play during early childhood is key to stimulating children's physical, social, emotional, and cognitive development …. However, research on play-based learning is largely limited to high-income countries, and little is known about the use of … hybrid interventions (which combine in-person and remote contact) to promote play-based learning at home. This study …

experiments to estimate the effects of universal preschool programs for children aged 0-6 years on child outcomes measured from …-to-costs ratios and find ratios clearly above one. Universal preschool tends to be more beneficial for children with low socioeconomic …

-in-differences research design compares cohorts of children in treatment localities before and after the Law's introduction to equivalent … creation of a better learning environment in elementary and middle school, with a greater sense of security and better …

sessions plus two sessions of guided interactions between parents and children focused on responsive play and dialogic reading … the socio-emotional development of children of families participating in either of the treatment arms improved (by 0 ….43 and 0.54 standard deviation, respectively) relative to children of nonparticipating families. The treatments also led to …