Krostsalee, Preeya, Thardthong Pansuppawat, and Arunrat Khamhaengpol. 2020. “Development of Creative Thinking for Grade 6 Students on the Topic of Daily Life Chemicals by Using Stem Education and Graphic Organizers”. Journal of Roi Et Rajabhat University 14 (1), 196-209. https://so03.tci-thaijo.org/index.php/reru/article/view/209638.