HORODETSKA, Natella. Integration of mental arithmetic into the STEM education system as a means of stimulating the analytical thinking of learners. Педагогічна Академія: наукові записки, [S. l.], n. 28, 2026. DOI: 10.5281/zenodo.20155956. Disponível em: https://pedagogical-academy.com/index.php/journal/article/view/2100. Acesso em: 13 сер. 2026.