This study examines the management of natural science teaching activities at lower secondary schools in Dong Anh district, Hanoi. The findings indicate that these schools have made initial efforts to adapt to the new natural science curriculum introduced in the 2018 General Education Program and have achieved certain positive outcomes, contributing to the improvement of overall educational quality. However, despite these achievements in terms of goals, indicators, content, and curriculum, the implementation of natural science teaching in these schools still faces some challenges. This paper delves into various aspects of managing natural science teaching activities and examines the current state of natural science teaching management at the classroom level in lower secondary schools of Dong Anh district, Hanoi. Based on these findings, the study proposes several measures to enhance the management of natural science teaching activities at lower secondary schools in Dong Anh district, Hanoi.