Hanif, N.M.A. and Santoso, J.A. 2026. The Effect of Personal Challenge-Based Gamification on Physical Fitness Among Elementary School Students: A Quasi-Experimental Study: Studi Kuasi-Eksperimental. Jurnal Porkes. 9, 2 (May 2026), 710–721. DOI:https://doi.org/10.29408/porkes.v9i2.31360.