Vysotskaya, E, Khrebtova S, Rekhtman I. Linking macro and micro through element cycle: Desing research approach for introdutory chemistry course for 6-7 grades. LUMAT [Internet]. 2015 Jul. 30 [cited 2024 Dec. 22];3(3):409-28. Available from: https://journals.helsinki.fi/lumat/article/view/1038