Abstrak
The purpose of this study was to find out whether students at SMK Negeri 2 Tarakan who received instruction through the Padlet application as a medium and those who received instruction through traditional media had different writing skill. Class Ten Automotive Body Engineering (TBO) 1 was the experimental class in this study, while class Ten Automotive Body Engineering (TBO) 3 was the control class that was selected through the use of the purposive sampling technique. The research methodology employed in this study was a quasi-experimental method, and the design form selected was non-equivalent control design. The data were examined by researcher using the independent sample t-test. The study's findings indicated that when it came to teaching students' writing skill, there was a noticeable difference between those who learned using the Padlet application as a medium and those who learned using traditional books. The hypothesis test findings showed that the significant factor was, on average, less than 0.05. This was supported by the t- test, which came out at 0.000 smaller than 0.05 and an N-gain score of 0.3410 higher than 0.30. According to the data, Ho was rejected while Ha was accepted. Ha claimed a significant increase in students' writing skill through the Padlet application as a medium for practicing writing skill for tenth grade students at SMK Negeri 2 Tarakan.