Devika Rindi Anastasya Putri, Gupo Matvayodha, and Minnah EL Widdah. 2026. “The Use of Wordwall Media Based on Problem Based Learning and Its Impact on Students’ Mathematics Learning Outcomes”. Al-Afkar, Journal For Islamic Studies 9 (2):973-81. https://doi.org/10.31943/afkarjournal.v9i2.3345.