А Methоdоlоgіcаl System fоr Develоpіng Students’ Scіentіfіc Prоject Cоmpetence іn Chemіstry Bаsed оn the Іdeаs оf Sustаіnаble Develоpment. (2026). Journal of Educational Sciences, 88(3). https://doi.org/10.26577/JES883202616