Achmad Samsudin
Faculty of Mathematics and Natural Science, Universitas Pendidikan Indonesia

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Is SiPOERT an Innovative Learning? Implementation and Identification of Students’ Conception on Simple Harmonic Motion Nurhasanah Nurhasanah; Achmad Samsudin; Suharto Linuwih; Asep Dedy Sutrisno
Indonesian Journal on Learning and Advanced Education (IJOLAE) Vol. 5, No. 1, January 2023
Publisher : Faculty of Teacher Training and Education, Universitas Muhammadiyah Surakarta, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/ijolae.v5i1.19567

Abstract

The purpose of this research is to identify students’ conception of simple harmonic motion by implemen-ting SiPOERT (Simulation in Predict Observe Explain with Refutational Text). The research method used is mixed methods with an embedded mixed methods research design. The research instrument used consis-ted of diagnostic test questions in the format of four-tier Simple Harmonic Motion, Refutational Texts Student Worksheets, and learning implementation observation sheets. The sample in this study consisted of 32 students in XI class in one of the public high schools in Central Java. The analysis of this study uses delta M, the implementation of learning is shown in the form of a percentage, and the change in conception is analyzed based on the results of the pre-test and post-test. The results showed that students' misconcep-tions decreased by 16.4% from the pretest of 65.9% to 49.5% in the post-test. There was a change in the level of conception, by 42% in the Accepted Change (AC) category, 41% in the Not Change (NC) category, and 17% in the Unaccepted Change (UC) category.
IMPAS: Modification of the PAS Questionnaire to Measure Attitudes of High School Students towards Physics in Indonesia Fatah Kurniawan; Achmad Samsudin; Didi Teguh Chandra; Endang Sriwati; Bayram Coştu
Indonesian Journal on Learning and Advanced Education (IJOLAE) Vol. 5, No. 2, May 2023
Publisher : Faculty of Teacher Training and Education, Universitas Muhammadiyah Surakarta, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/ijolae.v5i2.22508

Abstract

This study aims to develop an instrument that measures students' attitudes toward physics ang to test its validity and reliability. This instrument was a result of a modification from the PAS Questionnaire, namely IMPAS. This research novelty is making a new instrument that solves the shortcomings in PAS Questionnaire. So, this instrument can be used by teachers and researcers in Indonesia. The target of this IMPAS Questionnaire will be high school students in Indonesia. Using the ADDIE research model, the IMPAS Questionnaire was successfully developed and tested on 156 high school students. The IMPAS Questionnaire consists of 24 positive, negative, neutral positive, and neutral negative statements. The results of the CVR analysis and the Rasch model provide an understanding that the IMPAS Questionnaire has good content and construct validity. So, the IMPAS Questionnaire can be stated to have the ability to measure students' attitudes toward physics accurately. In addition, the results of the Rasch model analysis provide an understanding that the IMPAS Questionnaire has a moderate person reliability, excellent item reliability, and good internal consistency. Therefore, the IMPAS Questionnaire can be stated to have sufficient consistency in measuring students' attitudes toward physics. Thus, the development of an instrument to measure students' attitudes toward physics has been done successfully. Hopefully, this research can contribute to Indonesian education, especially to physics teachers and physics education researchers.