[1]
Chanmarlee, B., พานทอง ก. and Pradujprom, P. 2024. Enhancing Math Problem Solving Skills and Working Memory of Grade 3 Students using a Problem-based Learning Method Together with the Application of Abstract Code Model. Journal of MCU Phetchaburi Review . 7, 1 (Apr. 2024), หน้า 486 – 503.