ธีรวโร (แซ่ย่าง)พ., ศรีวิชัยไ. and สุดแสงตาส. 2023. The use of multimedia and motivation in teaching and learning by using cards Accumulate points for Mathayomsuksa 4 students at Thammarat Suksa School Chiang Mai Province. Journal of Teaching Science. 1, 1 (Mar. 2023).