Shagjjav, Ichinkhorloo, and Munkhtsetseg Narantsetseg. “The Study on 19 Learning Activities of The Sixth-Grade Secondary School Students”. Lavai - International Journal of Education 18, no. 26 (June 30, 2022): 1–10. Accessed December 11, 2024. https://mongoliajol.info/index.php/Lavai/article/view/3290.