INVESTIGATING A PROJECT BASED LEARNING LEARNING MODULE AT SENIOR HIGH SCHOOL

The availability of teaching materials that are easy, appropriate, and interesting for students can influence students' understanding of learning. This study aims to look at the practicality of learning modules constructing scientific work based on Project Based Learning for class XI SMA Negeri 1 Sungai Geringging. This research is a research and development (R&D) development research with a 4-D (Four-D) model. The subjects of this study consisted of an Indonesian teacher and nine students of class XI IIS 2 SMA Negeri 1 Sungai Geringging who were randomly selected by the class teacher. Teachers and students as a sample were given an instrument in the form of a practicality test questionnaire. Data were analyzed with a Likert scale with a scale of 0-100 to show the ease, suitability and attractiveness of the module. To get a practicality value that indicates the ease of use of the module, the score obtained for each aspect is divided by the total value then the result is multiplied by 100. Likewise in determining the practicality value on the suitability and attractiveness of the module. The results of data analysis from questionnaires filled in by teachers and students show a very practical category. The practicality of teachers generally obtains an average percentage of 85.71% in the very practical category and students generally obtain an average percentage of 87.30% in the very practical category.