Колесникова, Оксана. “CONTINUITY IN THE PROCESS OF FORMING THE CONCEPT OF PHYSICAL QUANTITIES IN INSTITUTIONS OF PRESCHOOL AND SECONDARY EDUCATION”. SWorldJournal 4, no. 06-04 (December 30, 2020): 110–115. Accessed May 3, 2024. https://www.sworldjournal.com/index.php/swj/article/view/swj06-04-086.