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pro vyhledávání: '"Wulan Muhar Pratiwi"'
Publikováno v:
Jurnal Pendidikan Sains Indonesia. 9:391-406
The excretion system are completely abstractive and complex, so it is desirable a tool that can visualize the excretion process and enable students to understand the modules well. The using of picture storybook is potential to increase the interest a