Enhancing Mobile Learning Platforms through Meaningful Gamification: Heatmaps, Quizzes, and Time-Based Rewards. - Krishna Lamsal; Sudhan Bhattarai; Sulav Pokharel; Sashank Baral; Sushil Shrestha; Niroj Dahal; Md. Kamrul Hasan (Int. J. Interact. Mob. Technol., 2025)