Pinkaew, S., & Buakanok, F. S. (2024). Developing of Virtual Classroom to Enhance Problem-Solving Skills in Solving Math Problems for Prathomsuksa 3 Students. Education journal Faculty of Education, Nakhon Sawan Rajabhat University, 7(2), 37–49. https://doi.org/10.2774.EDU2024.2.265446