BOUNTHONG, B., VANGCHANGYIA, S., THIPPHAPHONE, K., VONGVILAY , C. and KEOMANYCHAN, P. 2023. Simulation instead of Experience by using GeoGebra for the Physics Teacher: https://doi.org/10.69692/SUJMRD090163. Souphanouvong University Journal Multidisciplinary Research and Development . 9, 1 (Mar. 2023), 68–77.