Butmaha, S., Wattanasarn, H. ., & Pansuppawat, T. . (2024). Development of Science Process Skills and Learning Achievement of Prathomsuksa 4 Students on the Unit of Materials and Matter by Using Problem-Based Learning with Infographics. Journal of Graduate Research, 15(2), 95–114. retrieved from https://so02.tci-thaijo.org/index.php/banditvijai/article/view/271432