Klepar, Maria, Nataliia Matveieva, and Oksana Nych. “DEVELOPMENT OF COGNITIVE ACTIVITY OF PUPILS OF YOUNGER CLASSES IN THE EDUCATIONAL PROCESS ACTIVITIES”. Mountain School of Ukrainian Carpaty, no. 28 (April 25, 2023): 104–108. Accessed October 6, 2024. https://journals.pnu.edu.ua/index.php/msuc/article/view/7260.