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Yalçın, V. and Öztürk, O. 2022. Examination of the effects of design-oriented STEM activities on the 21st century skills of pre-school children aged 3-4.
Southeast Asia Early Childhood Journal. 11, 2 (Jul. 2022), 1–20. DOI:
https://doi.org/10.37134/saecj.vol11.2.1.2022.