Open Access | ReviewThe teaching of Natural Sciences in kindergarten based on the principles of STEM and STEAM approach March 21, 2022 Arts & Humanities, Education, Social Sciences Authors: Efrosini Kastriti, Michail Kalogiannakis, Sarantos Psycharis, et al. Journal: Advances in Mobile Learning Educational Research DOI: 10.25082/AMLER.2022.01.011 Pub. Date: March 21, 2022