Nilrat, N., A. Khamhaengpol, and P. Wongchalee. “DEVELOPMENT OF PROBLEM-SOLVING ABILITY AND LEARNING ACHIEVEMENT OF PRATHOMSUKSA 4 STUDENTS ON THE TOPIC OF SPACE TRAVEL BY USING STEM EDUCATION COMBINED WITH VISUAL THINKING”. Journal of Education and Innovation, vol. 26, no. 3, Aug. 2024, pp. 232-45, https://so06.tci-thaijo.org/index.php/edujournal_nu/article/view/265504.