The Rastriya Bal Swasthya Karyakram (RBSK) program aims to screen over 27 crore children aged 0-18 years in India for various health conditions. It will implement screening at Anganwadi centers, schools, and through dedicated mobile health teams. Children will be screened for deficiencies, diseases, developmental delays, and disabilities. Those requiring treatment will be referred to District Early Intervention Centers. Implementation involves training community health workers, screening using questionnaires and basic exams, issuing referral slips, maintaining records, and monitoring through monthly reporting. Key challenges include the massive scale of screening all Indian children, capacity of doctors to screen many children per day, lack of treatment guidelines, and ensuring follow