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Hidayat, A., Hadi, S. and Darmiyati 2020. Development of Cognitive Aspects of Children in Matching Numbers with Number Symbols using a Combination of Demonstration, Make a Match Models Assisted by Audio Visual Media. Journal of K6 Education and Management. 2, 2 (Feb. 2020), 133-138. DOI:https://doi.org/10.11594/jk6em.02.02.08.