Sofyan, Fuaddilah Ali, and Haryanto Haryanto. 2023. “Analysis of Students’ Thinking Ability in Solving Open-Ended Problems in Mathematics Learning for Grade I of Madrasah Ibtidaiyah”. Proceedings Series on Social Sciences & Humanities 12 (October):238-43. https://doi.org/10.30595/pssh.v12i.800.