“…This novel situation has deservedly received attention from many scholars across the globe (for example, [6,17,[20][21][22][23][24][25][26]), which is particularly relevant given the fact that the pandemic did not impact every country in the same ways or at the same time, and there were different approaches to how governments dealt with the situation, as well as different social economic and cultural conditions, giving rise to context specificities that should be recognized and addressed by educational research. While some studies or theoretical reflections from the Portuguese context have been published [12,[27][28][29][30][31][32][33][34], a qualitative study into teachers' perspectives on ERTL, focusing on their initial responses to the first lockdown and teachers from preschool to secondary education, has still not been published. This highlights the relevance of the present study, which aims to present the perspectives of 305 Portuguese preschool (students aged 3-6), 1st, 2nd, and 3rd cycles of basic education (CBE) (students aged 6-14), and secondary education (students aged [14][15][16][17][18] about their difficulties with the transition to ERTL, and their students' constraints, but also the potential and positive aspects they recognized in the process.…”