ชาตรีรังสีจันทร์ศรี, ลึกสิงห์แก้วณัฐพรหมเสน, and สิริเขตไท. 2023. “Development of Academic Achievement Using Powerpoint Teaching Aids on General Knowledge About Sufficiency Economy Level 3 Ban Pong School, Ban Pong Subdistrict, Hang Dong District, Chiang Mai Province.”. Journal of Teaching Science 1 (2). https://firstojs.com/index.php/JEM/article/view/1178.