Mrs. L. Jamuna Rani, and Dr. N. Ramakrishnan. “Benefits Of Online Puzzles for Teaching Mathematics at Higher Secondary Level”. Educational Administration: Theory and Practice 30, no. 1 (January 30, 2024): 7258–7262. Accessed September 11, 2025. https://www.kuey.net/index.php/kuey/article/view/10430.