The Utilization of Jamboard to Improve Students` Writing Skills in Personal Letter

This study used pre-experimental research, conducting one group pre-test and post-test to examine the effectiveness of using Jamboard application media improve students' writing skills. Furthermore, this focused on common challenges that students face, such as acceptable grammar, vocabulary, mechanics when personal letters. Twenty-eight senior high school majoring in Teknik Kendaraan Ringan were carefully chosen from SMK Abdurrahman Wahid Banjarmadu (TKR). The data revealed an improvement ability letters utilizing jamboard by Wilcoxon signed rank test. According data, positive learning outcomes for with a mean or average rise 14,50. While number sum ranks is 406,00. Based statistic value test significance (2-tailed) < 0,05. It signifies alternative hypothesis (H1) was accepted because there substantial difference skills before after treatment Jamboard, whereas null (Ho) denied. After examining researcher concluded could be alternate improving letter abilities. There are total 406,00 rankings. has threshold 0.05 based (2-tailed). since Following examination viable medium boosting talents.