Concept:Science fairs are co-curricular activities that encourage students to explore science beyond the textbook. Explanation:Science fairs give students a chance to perform experiments, present ideas, and learn scientific communication. They help develop creativity, curiosity, and problem-solving skills. Students gain confidence by showcasing their projects to peers and teachers. Science fairs also foster a scientific attitude and show how science, technology, and society are connected. They are not designed to improve exam scores or evaluate performance. The main purpose is to nurture creativity and experimentation in science among students. Answer:Option C: To nurture creativity and experimentation in science among students.