Sports form an integral part of daily life at NSS, fostering discipline and physical well-being. Boys begin their day with early morning physical training (PT) and dedicate their afternoons to games and coaching sessions. They are taught the essentials of fitness and health, alongside specialized training in a wide range of sports and activities, including Cricket, Football, Hockey, Basketball, Tennis, Athletics, Boxing, Swimming, Table Tennis, Rifle Shooting, Squash, and Badminton. Additionally, they engage in adventurous pursuits such as Scuba Diving, Mountaineering, Wall Climbing, and navigating obstacle courses. Self-defense techniques and Yoga are also incorporated to promote holistic development.