ANALISIS PEMAHAMAN KONSEP IPA PADA MASA COVID-19 DI SDN KALANGANYAR. JPFKIP [Internet]. 2022 Jun. 25 [cited 2025 Dec. 15];11(3):936-43. Available from: https://primary.ejournal.unri.ac.id/index.php/JPFKIP/article/view/591