Gikopoulou, Ourania. “Using the Model of Microcosm in Elementary School Making ‘visible’ the Invisible Particles of Matter”. Psychology: the Journal of the Hellenic Psychological Society 27, no. 1 (July 21, 2022): 86–111. Accessed July 16, 2024. https://ejournals.epublishing.ekt.gr/index.php/psychology/article/view/30683.