Pangtakaew, Nisachol, and Dhanita Doungwilai. 2025. “THE DEVELOPMENT OF CREATIVE THINKING AND CREATIVE PROBLEM SOLVING ABILITIES IN GRADE 9 STUDENTS WITH A CREATIVE LEARNING MODEL BASED ON THE SIX THINKING HATS TECHINQUE”. Journal of Liberal Art of Rajamangala University of Technology Suvarnabhumi 7 (1):344-56. https://so03.tci-thaijo.org/index.php/art/article/view/286322.