<![CDATA[Education is the main foundation in shaping quality human resources (HR), which in turn is the key to the success of a country's development. At the primary school level, basic reading, writing and counting (calistung) skills are important indicators in the learning process. However, there are still many low-grade students who experience difficulties in mastering calistung. Various factors such as family background, children's learning readiness, limited facilities, and inappropriate learning methods contribute to the low ability. This study aims to examine the teacher's efforts in improving the quality of learning calistung through effective classroom management in the low grades of SD Negeri Jatisari. The research used a descriptive qualitative approach with data collection techniques in the form of interviews, observations, and documentation. This research was conducted with research subjects, namely class 1A and class 2A students. To ensure the validity of the data, researchers made comparisons from various sources and instruments from previous studies. The results show that the main challenges in learning calistung include students' difficulties in recognizing letters and numbers and distinguishing letter shapes. Teachers' strategies include using varied learning media, an integrated thematic approach, and creating a conducive and fun learning environment. The findings confirm that effective classroom management by teachers plays an important role in improving students' calistung skills and supporting the creation of an optimal learning process in primary schools.]]>
