Phoommisittiporn, A. (2026). THE DEVELOPMENT OF A TRAINING CURRICULUM FOR ENHANCING SPEECH LANGUAGE AND COMMUNICATION SKILLS FOR PARENTS OF CHILDREN WITH SPECIAL NEEDS BASED ON PROBLEM-BASED LEARNING AND COACHING AND MENTORING. Journal of Education and Innovation, 28(2), 292007. https://doi.org/10.71185/jeiejournals.v28i1.292007