This document discusses the validity and significance of course content at the secondary and higher secondary level in India. It summarizes the National Curriculum Framework from 2005 on various school subjects like languages, mathematics, science, social science, art education, health and physical education. It emphasizes the importance of incorporating social realities into the curriculum to ensure consistency, such as gender issues, vocational education, inclusive education. It also discusses how curriculum contexts should be adapted based on situational analysis to meet changing societal demands over time, for example the growing emphasis on technology and sex education. The document concludes by stressing the important role of governments, teachers, and education committees in regularly reviewing and updating curriculum to integrate these key aspects.