This report examines the crucial role of play in child development, covering various aspects of a child's growth from birth to adulthood. It emphasizes how play significantly impacts linguistic, physical, emotional, and cognitive domains, aligning with the understanding that play is a major component in mental and physical development. The report highlights the importance of incorporating diverse playing activities in schools to foster cognitive, mental, physical, and social skills. It suggests that teachers should actively involve children in play-based learning, using games and activities like role-playing, abacus use, and concept-based games to enhance their understanding and development. The report also includes a bibliography of relevant sources supporting the claims regarding the importance of play in child development.