Extreme sports are high-risk sporting events characterized by speed and danger that operate outside of traditional mainstream sports. They include motorized activities like motorcross and Formula 1 racing as well as aerial sports like hang gliding, parachuting, and bungee jumping. Water sports like surfing, windsurfing, rafting, and white water canoeing are also often considered extreme. The document discusses common extreme sports and has students discuss in groups which extreme sports they have done or would like to try and why people are drawn to such dangerous activities.