GRIGORYAN, Angin; AYVAZYAN, Gayane. PLANNING AS AN EFFECTIVE MEANS OF ORGANIZING AND CONDUCTING AN INTEGRATED LESSON IN SUBJECTS OF THE NATURAL SCIENCE CYCLE. Education in the 21st Century, [S. l.], v. 9, n. 1, p. 90–101, 2023. DOI: 10.46991/ai.2023.1.90. Disponível em: https://journals.ysu.am/index.php/Educ-21st-Century/article/view/10309. Acesso em: 24 nov. 2024.