HIGHLIGHTS
- who: Rizhal Hendi Ristanto from the Faculty of Teacher Training and, Universitas Ahmad Dahlan, Indonesia have published the research: 10.21009/biosferjpb.25457 Andini & Saifuddin E-ISSN: 2614-3984, in the Journal: (JOURNAL)
- what: This research data is presented in Figure 4.
- how: The research results are discussed following the stage of research and development four-D. The data of this research are presented in Figures 1 2 and 3 as follows.
SUMMARY
In the development stage, product assessment is carried out by material experts, media experts, and science . . .
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