The Pandemic of COVID-19 has affected most of the education systems in the world and changed the way school conduct their daily activities. As a result, the learning activities changed to online mode of delivery. This study explores the Impact of COVID-19 Pandemic on modes of
teaching and learning science in Nigerian schools. It is argued that conventional strategies of teaching are not adequate for teaching and learning science during the pandemic because of the lockdown and social distancing. The paper discussed the concept of science education in Nigeria, educational policies and practices before COVID-19 pandemic, concept of COVID-19 pandemic, the necessity of e-learning as the best alternative during the pandemic, the challenges as well as opportunities and implementation of e-learning in Nigeria. Hence, the study concludes that the present world pandemic is making the educational sector to look inward. Institutions at all levels are now embracing e-learning as an alternative to the face-face contact learning thereby helping the schools cover gaps the pandemic might caused the institutions academic calendar.
The study recommended among others that government should be proactive in ameliorating the challenges identified with e-learning in teaching science and build on opportunities e-learning offers educational institutions even in Post COVID-19 era.