Malaong, Ranoo, Wilalak Langka, and Panida Sakuntanak. 2021. “A CONSTRUCTION OF THE SCIENTIFIC THINKING DIAGNOSTIC TEST FOR PRATOMSUKSA 6 STUDENTS”. Journal of MCU Nakhondhat 8 (8). Nakhon Si Thammarat, Thailand:254-66. https://so03.tci-thaijo.org/index.php/JMND/article/view/254297.