Pantongruk, P., Teravecharoenchai, T., Jaichaiyapum, C. and Saifah, Y. 2023. The Development of Self-Study Activities on Educational Transition Between Kindergarten and Elementary Grade 1 Classrooms of Early Childhood Education and Elementary Education Pre-service Teachers. Journal of Humanities and Social Sciences Review . 25, 1 (Jul. 2023), 154–165.