“Picture and Picture Model Supports Better Mathematics Learning in Early Grades: Model Picture and Picture Mendukung Proses Belajar Matematika Lebih Baik di Kelas Awal”, acopen, vol. 10, no. 2, p. 10.21070/acopen.10.2025.12196, Sep. 2025, doi: 10.21070/acopen.10.2025.12196.