Agustrianai F. The Use of Hot Potatoes as Learning Media In Algebra Operations Material to Increase Activities and Learning Outcomes of Seventh Grade Students in SMP Al Hidayah Karangduren 2018/2019 Academic Year. AXIOMA [Internet]. 2019Jul.28 [cited 2024Nov.23];4(2):139-50. Available from: https://ejurnal.uij.ac.id/index.php/AXI/article/view/461