Hengki Anggra Hermawan and Fazri Nur Yusuf 2025. JUNIOR HIGH SCHOOL TEACHER CHALLENGES, PRACTICE AND STRATEGIES ON IMPLEMENTING DIFFERENTIATED INSTRUCTION IN EFL CLASSROOM: Received: 23rd July 2024, Revised: 21st May 2025, Accepted: 1st July 2025, Date of Publication: 11th November 2025. PUPIL: International Journal of Teaching, Education and Learning. 9, 3 (Nov. 2025), 75–97. DOI:https://doi.org/10.20319/pijtel.2025.93.7597.