2023. CHALLENGES OF DISTANCE LEARNING AT PRESIDENTE CASTELO BRANCO STATE SCHOOL, IN THE MUNICIPALITY OF MANAUS-AM/BRAZIL IN THE PERIOD OF 2020-2021 . RECIMA21 - Revista Científica Multidisciplinar - ISSN 2675-6218. 4, 5 (May 2023), e453171. DOI:https://doi.org/10.47820/recima21.v4i5.3171.