Although many research results discuss the problems of learning education during the COVID 19 pandemic, there has been no more specific and comprehensive research in discussing alternative strategies in online learning in primary schools during the COVID 19 pandemic. This paper seeks to provide a theoretical basis for alternative learning strategies that be used as a reference for elementary school teachers in learning online. The research conducted at elementary schools that domiciled in the city of Medan. The type of research in this paper is library research, with a conceptual approach and a comparative approach. The results of this study indicate that there are four strategies that are very relevant to be used in online learning in elementary schools during the COVID-19 pandemic, namely: 1) Guided Inquiry Learning, 2). Contextual Teaching Learning. 3) Problem Based Learning, and, 4) Student Active Learning. Of the four strategies, the teacher can choose one strategy that suits the type of material presented by prioritizing student needs.