“IMPLEMENTASI PERMAINAN TRADISIONAL (PETAK UMPET) TERHADAP PEMBELAJARAN MATEMATIKA SISWA KELAS I MI MUHAMMADIYAH KARANGSARI”, BIOCHEPHY:JSE, vol. 4, no. 2, pp. 829–835, Dec. 2024, doi: 10.52562/biochephy.v4i2.1301.