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Abstract

The study was conducted to produce a guided inquiry learning model on ecosystem material and environment pollution aided by handout based on the local potential of mangrove forest Pantai Duta to improve critical thinking skills and environmental awareness. The type of research is development research with reference to the ADDIE development model. The research sample of 64 students of 7th class SMPN 2 Paiton. Research data collection using validation sheets, questions about critical thinking skills, and questionnaires. The result of the study state that the guided inquiry learning tool is valid and practical, and can improve critical thinking skills and environmental care attitudes.

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