Kongarun, K., Thamrongsotthisakul, W. and Poonpaiboonpipat, W. 2025. A STUDY OF THE PROBLEMS OF PROFESSIONAL NOTICING SKILLS OF MATHEMATICS STUDENT TEACHERS AT PHETCHABUN RAJABHAT UNIVERSITY. Journal of Education and Innovation. 27, 2 (Jun. 2025), 87–101. DOI:https://doi.org/10.71185/jeiejournals.v27i2.279440.