Validity Test Development of Wizer.me-based Interactive Worksheet On Human Excretion System For Class VIII

Abstract

When online learning was implemented, teachers are encouraged to use digital technology base for teaching. According to interview results with junior high school science teachers in Yogyakarta, Bekasi, and Lampung, the problem encountered is the lack of use of interactive worksheets because some teachers have not mastered today's technology. The material chosen is the eighth grade human excretory system because it has a complexity in many names of organs and processes that occur in these system. This research aims to develop, determine the validity and feasibility of interactive worksheet using Wizer.me on eighth grade human excretory system material. This research uses R&D methods and ADDIE model as a reference for research implementation. This article is limited to the development section, especially the validity test. To test the validity of the worksheets, the instrument sheets are used. There were two aspects that being validatet, material and media. This research had made 3 interactive worksheets using Wizer.me. The validation conducted by four validators consisting of one media expert, one material expert, and two science subject teachers. The results showed an average value of 93.2% with very valid criteria. Therefore, the interactive worksheets based on Wizer.me is eligible to be tested with revisions according to suggestions from the validators.