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Biodiversity Book Product in Improving Critical Thinking Siburian, Tagonna E.
Gunung Djati Conference Series Vol. 60 (2025): The 10th Conference Series Learning Class: Religious and Social Humaniora
Publisher : UIN Sunan Gunung Djati Bandung

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Abstract

This study will develop a Sumatra biodiversity non-textbook to improve students' critical thinking and problem-solving skills. This ADDIE-based research and development targets grade X students at SMA Negeri 1 Paranginan. Methods include expert validation sheets, questionnaires, and critical thinking tests. The study found that Sumatra's biodiversity non-textbook is practical and beneficial for boosting students' critical thinking skills. Evaluation results show that the experimental class students' N-gain in critical thinking ability (KBK) is 75.7% (effective).