This research aimed to find out the significant effect and differences of Inside Outside Circle Technique on students’ speaking skill. This research was conducted at ninth graders of Islamic Junior High School Far’ussaadah arabiyah Senyerang, Tanjung Jabung Barat. This research used experimental design. This research analyzed the data quantitatively. The data was obtained by using speaking test. The population of this research was students at ninth graders Islamic Junior High School Far’ussaadah arabiyah Senyerang, Tanjung Jabung Barat. Class IX A as experimental class which are using Inside Outside Circle Technique and class IX B as control class without using Inside Outside Circle Technique. To analyze the data, the researcher used paired sample-test and independent sample t-test. The researcher helped by two raters in scoring speaking skill. After analyzing the data, the value of paired sample t-test was 0.000 ≤ 0.05, it means that Hα1 was accepted. While, independent sample t-test differences was 16.000 and the significant 2-tailed ≤ 0.05 (0.000 ≤ 0.05) it means that Hα2 was accepted. As the result, it can be concluded there are any significant effect on students’ speaking skill and there are any significant difference on students’ speaking skill between experimental and control class. In conclusion, experimental class was better than control class on students speaking skill.
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