The 'Nurturing Care Handbook' is a collaborative publication by the World Health Organization and UNICEF, aimed at guiding stakeholders in effectively monitoring child development and population health. The handbook outlines strategic actions for advancing nurturing care, focusing on governance, family engagement, community involvement, service strengthening, progress monitoring, and scaling up interventions. It emphasizes the importance of a systematic approach to monitoring developmental milestones in children and evaluating the impact on broader populations. The handbook serves as a comprehensive resource for practitioners, policymakers, and organizations involved in early childhood development and public health, providing actionable insights and tools to foster nurturing environments for children worldwide.