Klepar M, Matveieva N, Nych O. DEVELOPMENT OF COGNITIVE ACTIVITY OF PUPILS OF YOUNGER CLASSES IN THE EDUCATIONAL PROCESS ACTIVITIES. MSUC [Internet]. 2023 Apr. 25 [cited 2024 Jul. 3];(28):104-8. Available from: https://scijournals.pnu.edu.ua/index.php/msuc/article/view/7260