This research's objective was to develop the participatory learning mechanism in good agricultural practices following the sufficiency economy lifestyle of Ban Pong Yaeng Nai School, Mae Rim District, Chiang Mai Province. The findings revealed: 1) the overall cognition of safe cultivation by applying good agricultural practices for the lunch project was low. As the guidelines of participatory learning mechanism, the school required safe food agriculture and applied information to develop nine learning bases the Kindergarten One to Grade Sixth. The design and learning mechanism's results were (1) a group of the participatory learning-driven working group performed the determined duties, (2) the nine learning bases with a high-level accuracy and appropriateness. Additionally, the results of driving a participatory learning mechanism for safe food were high. The overall satisfaction with the students' career skills, knowledge, and understanding of safe agriculture among the teachers and parents was high. Furthermore, the participatory learning mechanism in good agricultural practices following the sufficiency economy lifestyle of Ban Pong Yaeng Nai School, Mae Rim District, Chiang Mai Province as the possibility, satisfaction was at a high level, and the advantages were at the highest level.