Phumsilo, Praewsuwan, Nattachet Pooncharoen, and Atchara Sriphan. 2026. “Learning Management Using the Gamification Concept in Criminal Law to Develop Critical Thinking Skills for Mathayomsuksa 3 Students”. Education journal Faculty of Education, Nakhon Sawan Rajabhat University 9 (2). Nakhon Sawan,Thailand:73-88. https://doi.org/10.2774.EDU2026.2.285573.