A UJI KEPRAKTISAN LKPD IPA TERPADU BERBASIS PROJECT BASED LEARNING TOPIK UJI DAYA HANTAR LISTRIK HASIL FERMENTASI BUAH

Abstract

This development research has been carried out to produce an Integrated Science LKPD LKPD product
based on project based in class IX.10 of SMP Negeri 18 Palembang which is valid, practical and effective.
The development research method carried out in this research uses a model Modified ADDIE formative
evaluation of tessmer development. This research includes 4 stages, namely 1) analysis stage, 2) design
stage, 3) development stage, and 4) modified evaluation stage. Tessmer formative evaluation consists of
expert review, one to one, small group and field test. Expert review stage with 3 expert lecturers, namely
1 chemistry education lecturer, 1 physics education lecturer and 1 biology lecturer, FKIP Sriwijaya
University. The assessment of LKPD developed from design, pedagogical and material aspects obtained
an average score of 0.92 which is in the high category and in the very valid category. The results of the
student questionnaire analysis at the one to one stage and the small group evaluation stage were 0.82 and
0.77 and were in the very practical category. The effectiveness of the LKPD in the field test was 0.77 in
the effective category, from the overall results it can be concluded that the LKPD developed has met the
criteria of valid, practical and effective
Key words: Development, student worksheets, project based learning, validity