Abstract: Nowadays, the significance of cooperative learning inside the classroom to students who study language is undeniable. This study is conducted to examine the effect of literature circle technique in cooperative activities inside the classroom of English-speaking lessons for students at Class 10A4, Thai Nguyen High School, Thai Nguyen City, Vietnam. Particularly, the researchers aim to explore a) the current state of cooperative learning at grade 10, Thai Nguyen High School, b) the struggles that English teachers at Thai Nguyen High School experienced when holding cooperative activities inside the classroom, d) attitudes of the students and teachers when organizing and working with literature circle technique in speaking lessons.