หินขาว ท.; เอกะกุล ธ. A Development of the Basic Mathematical Skills Based on the Educational Game Activities for the Pre-School Students of Ban Nokten School under Ubon Ratchathani Primary Educational Service Area Office 3 . Ubon Ratchathani Journal of Research and Evaluation, [S. l.], v. 3, n. 1, p. 30–38, 2021. Disponível em: https://so06.tci-thaijo.org/index.php/ubonreseva/article/view/250927. Acesso em: 4 oct. 2026.