Alekseeva T. EMPIRICAL RESEARCH OF LEVELS OF FORMING THE GENERIC COGNITIVE EDUCATIONAL ACTIVITIES OF STATEMENT AND SOLUTION OF PROBLEMS IN JUNIOR SCHOOL CHILDREN. SIE [Internet]. 2017 May 26 [cited 2024 Nov. 21];2:17-28. Available from: https://journals.ru.lv/index.php/SIE/article/view/2244