Transforming education through mobile learning to improve students' communication skills

This study aims to investigate the effectiveness of teaching materials based on mobile learning on the respiratory system theme in improving the communication skills of junior high school students. Teaching materials developed using the ADDIE model. This study involved 42 students of 8th grade which were divided into two classes with an experimental class using teaching materials based on mobile learning developed and control class using biology book IGCSE which commonly used in schools. The instruments used are the assessment of the quality of teaching materials, comprehension test sheets, and communication skills test. based on the results of data analysis; 1) quality test and understanding test of teaching materials based on mobile learning are categorized as good and suitable to be used as independent teaching materials, 2) teaching materials based on mobile learning can improve students' communication skills with N-Gain 0.35 included in the category moderate, and 3) test of effect size of teaching materials based on mobile learning are effective in improving students' communication skills compared to biology book.