Development of lesson plan device based on inquiry based learning to improve learning outcome and critical thinking skill

Abstract

This research is a development research that aims to evaluate the validity, practicality, and effectivity of lesson plan device based on inquiry based learning which has been developed on interaction of living things and its environment topic in junior high school. This research adapts Tessier's model to developed the lesson plan device include syllabi, lesson plan, worksheet, learning material, and media. The instruments used in this research were validation sheet, response questionnaire, learning outcome test, and critical thinking skills observation sheet. The results showed that:1) the validity of lesson plan device based on expert assessment was in a valid category, b) the practically of the lesson plan device categorized as very good and c) the effectiveness based on learning outcome and critical thinking skills. The subjects for the field test were 29 grade VII students at Public Junior High School 13 Banjarmasin, South Kalimantan. The learning outcome result showed that has exceeded the passing grade and the critical thinking skill was in a very good category. This result concluded that the lesson plan device based on inquiry based learning developed have been proved worthy for biology learning, especially on on interaction of living things and its environment topic.