Enriching the home environment of low-income families in Colombia: a strategy to promote child development at scale

This article outlines how a home visiting intervention in Colombia, delivered at scale through partnering with existing social welfare systems, successfully increased the variety of play materials and play activities in poor households with children aged between 1 and 2 years at the start of the intervention. It explains how these factors, among others which are generally associated with household wealth, are correlated with differences in early learning that are likely to persist into adulthood.