Luthfiyah Apriani, Desti Rohma Sari. The Effect of the Brain Gym Method on Student Learning Concentration in Mathematics Subjects in Class V SDN 1 Jarai. Joecy Journal [Internet]. 2025 Aug. 6 [cited 2026 Oct. 16];5(2):18085-92. Available from: https://joecy.org/index.php/joecy/article/view/2169