<![CDATA[This study aims to develop Sipman Board media to improve students' understanding of the human respiratory system material. The research method used is the Research and Development (R&D) method with the ADDIE development model which includes analysis, design, development, implementation, and evaluation. The subjects of this study were fifth-grade students of Kalipucung 03 Elementary School, Blitar Regency with validation questionnaire instruments to material experts, media and teacher response questionnaires as well as student understanding tests. The expert validation results showed that the Sipman Board media obtained an average of 95.3% with a very valid category. The effectiveness test for media use showed an N-Gain result of 1.0 so it is included in the very effective category. Therefore, it can be concluded that the media developed by researchers is a valid and effective media used in teaching and learning activities in the classroom so that it can help students improve their understanding of learning materials, especially on the human respiratory system material. In addition, this media also increases student interactivity in learning so that students are able to easily remember the material according to their learning experiences.]]>
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