<![CDATA[The research aims to develop e-modules on thermodynamic materials and know students' perceptions. This research is research and development that uses a research and development model. This research procedure adapts the ADDIE development model, which is a development model consisting of five stages consisting of analysis (analysis), design (design), development (development), implementation (implementation), and evaluating (evaluation). The subject of this research trial is a student of class XI IPA 1 sma N 19 kab. Tangerang. The instrument used is a validation questionnaire of media and materials. The data is analyzed descriptively. E-modules developed independently from module covers, concept maps, learning activities per sub-chapter with examples and practice questions and final formative tests. The validation results of media experts are 70%, material experts are 85%, and language experts are 75%, respectively with good categories.]]>
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