Items by "Sihombing, Purnama"
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Simatupang, Dorlince and Srinahyanti, Srinahyanti and Ramadhani, Rizki and Sihombing, Purnama (2022) Analysis Of the Impact of Online Learning on Cognitive Ability of Children Aged 5-6 Years In Nafiri Kasih Kindergarten Sibuntuon. In: Proceedings of the 3rd International Conference of Science Education in Industrial Revolution 4.0, ICONSEIR 2021, December 21st, 2021, Medan, North Sumatra, Indonesia.