The Use of WhatsApp as a Learning Media in Class 5 Madrasah Ibtidaiyah During the Covid-19 Pandemic: Penggunaan WhatsApp sebagai Media Pembelajaran di Kelas 5 Madrasah Ibtidaiyah Selama Masa Pandemi Covid-19. acopen. 2022;7:10.21070/acopen.7.2022.4028. doi:10.21070/acopen.7.2022.4028