Natthaphon Hongthong และ Teerachot Lokkathat; Sitthiporn Prateep. (2023) Effect of inquiry-based learning with GeoGebra for geometric thinking and mathematical achievement of Grade-8 students. <i>Journal of Science and Science Education</i>, <i>6</i>(2), 320-332.Natthaphon Hongthong และ Teerachot Lokkathat; Sitthiporn Prateep. "Effect of inquiry-based learning with GeoGebra for geometric thinking and mathematical achievement of Grade-8 students". Journal of Science and Science Education 6 (2023):320-332.Natthaphon Hongthong และ Teerachot Lokkathat; Sitthiporn Prateep. Effect of inquiry-based learning with GeoGebra for geometric thinking and mathematical achievement of Grade-8 students. Faculty of Science, Ubon Ratchathani University:ม.ป.ท. 2023.