فهرست نشریات علمی دسترسی آزاد ایران

Coronavirus disease 2019 (COVID‑19) is an infectious disease caused by a newly discoveredcoronavirus and the WHO declared it a pandemic, and due to the high risk, the most governmentthroughout the world have temporarily closed schools, colleges, and universities. The impact of thisCOVID‑19 has been hit the education system worldwide, and according to the UNESCO, as of March23, 2020, around some 1.3 billion learners worldwide were not able to attend educational institutionsso to continue the education, most of the universities are providing teaching through online mode,but there are challenges of technological issue, time management, and adaptability.