Charoensuk, Thanyarut, and Namthip Ongardwanich. 2026. “THE DEVELOPMENT OF PROBLEM-BASED LEARNING (PBL) ACTIVITIES INTEGRATED WITH DATA STORYTELLING TO ENHANCE MATHEMATICAL COMMUNICATION AND REPRESENTATION SKILLS ON STATISTICS FOR GRADE 9 STUDENTS”. Journal of Education and Innovation 28 (3):294350. https://doi.org/10.71185/jeiejournals.v28i2.294350.