Kamid, K., Syaiful, S., Theis, R., Sufri, S., Septi, S. E., & Widodo, R. I. (2021). Traditional “Congklak” Games and Cooperative Character in Mathematics Larning. Jurnal Ilmiah Sekolah Dasar, 5(3), 443–451. https://doi.org/10.23887/jisd.v5i3.37740