PENGEMBANGAN E-MODUL INTERAKTIF BERBASIS MODEL STEcS UNTUK SISWA SMA KELAS X DI SMA NEGERI 13 MEDAN PADA MATERI PERUBAHAN LINGKUNGAN

Abstrak

This research and development was conducted to produce learning media in the form of STEcS-based interactive e-modules with the help of a professional flip PDF application that met the valid, practical, and effective categories. So that it is useful for students in increasing understanding of the material of environmental change, especially in the submaterial of environmental pollution and its conservation efforts. The research instrument used were lesson plans, content feasibility assessment sheets and the feasibility of presenting e-modules, pretest and posttest, as well as teacher and student assessment questionnaries. The results showed that: (1) the E-Module had valid criteria in terms of the feasibility of the content and the feasibility of presenting the e-module, namely (95.83% and 96.78%) with a very feasible category; (2) the E- Module has met the practical value of the results of teacher and student assessments, namely (87.53% and 88.45%) in the very practical category; (3) The E-Module meets the effective criteria. Based on the analysis of the value of student learning outcomes pretest and posttest obtained N-Gain of 0.69 (include in the medium category).