Game Sense is a teaching approach used in physical education that focuses on engaging students in game concepts and strategies. It involves students playing games and then reflecting on questions about the game. Game Sense has three parts - knowing what to do, how to do it, and executing skills. It is beneficial for students as it increases engagement, improves understanding of game tactics, encourages responsibility for learning, and positively changes attitudes towards sports. The document discusses Game Sense and why it is an effective approach for teaching primary school students physical education.