OTILIANA, O. Meningkatan Belajar Operasi Hitung Campuran Bilangan Bulat Menggunakan Permainan Puzzle Pada Siswa Kelas Iv: Improving Learning Operations Counting Mixed Integers Using Puzzle Games for Class IV Students. Bitnet: Jurnal Pendidikan Teknologi Informasi, [S. l.], v. 6, n. 2, p. 31–37, 2021. DOI: 10.33084/bitnet.v6i2.2713. Disponível em: https://journal.umpr.ac.id/index.php/bitnet/article/view/2713. Acesso em: 25 apr. 2024.