Collective Subject in Implementation of STEM Technologies in Engineering Education Nataliia V. Gafurova, Svetlana I. Osipova, Olga Yu. Shubkina, Yuliya G. Kublitskaya and Evgeniya A. Arnautova SHS Web Conf., 79 (2020) 02006 Published online: 19 August 2020 DOI: 10.1051/shsconf/20207902006