Innovative educational techniques relevant to UPSC preparation include the use of flipped classrooms, gamification, and collaborative projects. Flipped classrooms shift traditional teaching by encouraging pre-class engagement with materials, allowing for deeper discussions during class time. Gamification introduces competitive elements to motivate learning and make studying more enjoyable. Collaborative projects encourage teamwork and diverse perspectives, fostering a richer understanding. Incorporating these techniques enhances engagement, promotes active learning, and helps in better retention of knowledge essential for the exhaustive UPSC syllabus.