O. A. Stolyarova
Moscow City University ; Gymnasium no. 114, Sankt-Peterburg
Russian Federation

Olga A. Stolyarova – Postgraduate student of the Department of Pedagogy of the Institute of Pedagogy and Psychology of Education; mathematics teacher 

2-oj Selskokhozyajstvennyj proezd, 4, k. 1, Moscow, 129226

ul. Esenina, 34 korp. litera A, Sankt-Peterburg, 194358

Ya. N. Nosikova
Moscow City University ; School no. 1538, Moscow
Russian Federation

Yana N. Nosikova – Applicant for the Department of Pedagogy of the Institute of Pedagogy and Psychology of Education; primary school teacher of School №538

2-oj Selskokhozyajstvennyj proezd, 4, k. 1, Moscow, 129226

Novotushinskij proezd, 8, korp. 2, Moscow, 125464

L. E. Osipenko
Moscow City University
Russian Federation

Lyudmila  E.  Osipenko  – Dr. Sci (Pedagogy), Prof. of the Department of Pedagogy of the Institute of Pedagogy and Psychology of Education 

2-oj Selskokhozyajstvennyj proezd, 4, k. 1, Moscow, 129226