%A Pebri Yanti Evi %T THE USE OF COLLABORATIVE LEARNING IN IMPROVING STUDENTS' SPEAKING ACHIEVEMENT: A STUDY ON JUNIOR HIGH SCHOOL STUDENTS %X This study investigates the effect of collaborative learning on the speaking achievement of seventh-grade students at SMP Al-Kautsar Bandar Lampung. The design of the study was a one-group pre-test and post-test. The subjects were 31 students. The data were collected using speaking tests administered before and after the treatment and analyzed using the Paired Sample T-Test. The results revealed that collaborative learning had a significant effect on students? speaking achievement. The data were analyzed according to speaking aspects in terms of pronunciation, vocabulary, fluency, grammar, and comprehension. The results showed that collaborative learning had a statistically significant effect on the students? speaking achievement with the significant level 0.001. This proves that collaborative learning facilitates students to improve the speaking achievement. Keywords: Collaborative Learning, Speaking Achievement, Group Discussion %C UNIVERSITAS LAMPUNG %D 2025 %I FAKULTAS KEGURUAN DAN ILMU PENDIDIKAN %L eprints88704