The aimed of this research is to find out the effectiveness of Presentation, Practice and Production (3P) Method on students' speaking skill. This research used pre-experiment research design.The population of this research was all of the tenth grade students of SMA Negeri 01 Air Besar, and the sample chosen was X Mia consisted of twenty six students. This research was conducted on 20 Agust until 09 September.
The finding of this research showed that the implementation of Presentation, Practice, and Production (3P) Method gave positive effect toward students’ speaking skill to the tenth grade students of SMA Negeri 01 Air Besar. It can be seen from t-value of t-test was higher than t-table. It meant that the alternative Hypothesis (Ha) was accepted and the null hypothesis (Ho) was rejected. It is also showed from the result of effect size (ES) analysis with score (1.04) is categorized strong effect level. Which meant that presentation, practice, and production (3P) Method give strong effect to uplift students` speaking skill. It prove that teaching students speaking skill by using Presentation, Practice and Production (3P) Method were effective.
In conclusion, the use of Presentation, Practice, and Production (3P) Method was effective toward students speaking skill to the tenth grade students of SMA Negeri 01 Air Besar in the academic year of 2018/2019 and the treatment of 3P Method gave the students strong effect in speaking skill. Therefore, the researcher suggested that Presentation,practice and production(3P) Method can be used as one of method in teaching students speaking skill.