CD Tesis
Pengembangan Perangkat Pembelajaran Matematika Dengan Model Inkuiri Terbimbing Untuk Memfasilitasi Kemampuan Pemahaman Konsep Matematis Peserta Didik Pada Materi Segiempat Dan Segitiga
This research is motivated by the low ability of students to understand mathematical concepts and limited learning tools. Based on the results of interviews and analysis conducted by researchers, information was obtained that the learning tools used by teachers in schools did not refer to and were not in line with the demands of the 2013 curriculum. In this regard, this study aims to produce mathematics learning tools that are able to facilitate the ability to understand mathematical concepts. students who are valid and practical to use.
This type of research is research and development. The learning tools developed are the syllabus, lesson plans and LKPD. The instruments used are validity data instruments and practical data instruments. Instrument validation data obtained from the validation sheet (syllabus, lesson plans and LKPD). Practical data instruments were obtained from student response questionnaires. The validation sheet is used to obtain the validator's assessment of the learning device. Learning tools are said to be valid if the average percentage of the validator's assessment is more than 70%. Student response questionnaire sheets were used to obtain data related to the practicality of the developed LKPD. Learning tools are said to be practical if the percentage of practicality is more than 70%.
This study uses the ADDIE model with the stages, namely, (1) Analysis; (2) Design; (3) Development; (4) Implementation; and (5) Evaluation. First, the analysis is carried out by analyzing the needs, analyzing the characteristics of students and analyzing the material. In the needs analysis, researchers conducted interviews with junior high school mathematics teachers in Kampar with the focus on interviews about the techniques of developing learning tools (syllabus, lesson plans and LKPD), the use of learning models, and the learning resources used. At the stage of analyzing the characteristics of students, researchers conducted interviews with teachers and obtained information that students still had difficulty in connecting one concept to another. In the material analysis stage, researchers determine KD and GPA based on the 2013 curriculum. Second, Design: choose the format and design the syllabus, lesson plans and LKPD. At this stage, the design of the device that will be developed is carried out according to development needs. Third is Development, researchers develop learning tools according to the initial format that has been prepared.
In the Implementation phase, the researcher gave learning tools to three validators to be validated. The results of data analysis validity, the validity of the syllabus is 89.88% with a very valid category, the validity of the lesson plans is 91.82% with a very valid category, the validity of the LKPD is 90.35% with a very valid category. This means that the learning tools developed can be tested and revised according to the validator's suggestions.
The researcher tested the revised learning device according to the validator's suggestion to eight students who had heterogeneous abilities to see the
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practicality of the developed worksheets. The results of the practicality data analysis in the small group trial show the very practical category with a score of 90.75%. Evaluation stage, at this stage the development and implementation stage begins to analyze the validity and practicality of the developed device.
Thus, it can be concluded that the learning tools developed are very practical to facilitate students' ability to understand mathematical concepts in the material of quadrilaterals and triangles for class VII SMP/MTs.
Keywords : Learning tools, Guided Inquiry, Ability to understand mathematical concepts
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