This community service activity aimed to enhance students' learning motivation and conceptual understanding at SD Negeri Mengok 2 Bondowoso by utilizing a volcanic eruption simulation for Natural and Social Sciences (IPAS) lessons and an educational snakes and ladders game for mathematics lessons. The activity employed a participatory, student-centered learning approach comprising preparation, implementation, and evaluation phases. Data were collected through observation, interviews, documentation, and student response questionnaires. The results indicated that student learning activity in IPAS lessons rose from 52.3% to 87.6%, with a 91.7% positive response rate, while in mathematics lessons, it increased from 48.7% to 83.4%, with an 88.3% positive response rate. The learning media also boosted motivation, active participation, and students' conceptual understanding of IPAS as well as numeracy skills. Thus, these media effectively support the implementation of the Independent Curriculum in primary schools.
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