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This research aims to 1) Design a Problem Based Learning based science module 2) Measure the feasibility of a Problem Based Learning based science module in terms of validity, practicality and effectiveness. The method used is a research and development approach which is usually known as the R&D research method. The development design used is a 4D model development design. The research results show that from the analysis of the three validators, namely material, media and language experts, they obtained a value of 0.89, which is in the very valid category.
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Lovisia et al. (2024) studied this question.
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