Mahera, Y. and Zuhara, E. 2025. The Use of Jenga Games through Group Guidance Services to Improve the Concentration of State Madrasah Aliyah Students. QUANTA Journal: Kajian Bimbingan dan Konseling dalam Pendidikan. 9, 3 (Sep. 2025), 367=376. DOI:https://doi.org/10.22460/quanta.v9i3.6122.