Developing Group Investigation Based Student Worksheets

Dr. Zulyadaini, M.Pd,, - (0001) Developing Group Investigation Based Student Worksheets. JOURNAL OF ENGLISH LANGUAGE AND LITERATURE, 7 (3). pp. 1-9. ISSN 2368-2132

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Abstract

The purposes of this research are to describe the development of Group Investigation Based Student Worksheets on Similarity and Congruence for the 9th Grade Students, as well as to find out the quality of Student Worksheets developed based on the aspects of validity and practicality. It is a Research and Development (R&D), with the findings as follows; (1) the validation conducted by the material experts obtained the percentage of feasibility of 82%, (2) the validation conducted by the design experts obtained the percentage of feasibility of 77,9%, (3) the validation conducted by the media experts obtained the percentage of feasibility is 94,29%, (4) the students’ responses on the individual test obtained the percentage of feasibility of 95,03%, which is categorized very feasible, (5) the students’ responses on the small-group test obtained the percentage of feasibility of 79,2%, which is categorized very feasible, (6) the students’ responses on the large-group test obtained the percentage of feasibility of 79,2%. Based on the data analysis obtained from the assessment on the Student Worksheets conducted by some experts (material, design, and media) and based on the data of students’ response obtained from the product testing, it can be concluded that the developed Student Worksheets meet the validity and practicality criteria.

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