metheevarachatra, anond, Techanubal, S. and Saphuksri, S. (2024) “THE DEVELOPMENT OF FUNDAMENTAL THINKING SKILLS FOR 3 nd GRADE - PRESCHOOL LEARNING THROUGH MONTESSORI CONCEPT: -”, Mahachula Academic Journal. Bangkok, Thailand, 11(3), pp. 180–194. available at: https://so04.tci-thaijo.org/index.php/JMA/article/view/273021 (accessed: 30 July 2025).