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Journal : Hydrogen: Jurnal Kependidikan Kimia

Development of Student Worksheet Based on Learning Cycle 5E on Stoichiometry Material Iqbal Abdan Lydra; Elvy Rahmi Mawarnis; Mimi Herman
Hydrogen: Jurnal Kependidikan Kimia Vol 11, No 2 (2023): April 2023
Publisher : Universitas Pendidikan Mandalika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/hjkk.v11i2.7349

Abstract

This study addresses the insufficiency of teaching materials in the learning process and its negative impact on students' comprehension of provided material. To alleviate this issue, student worksheets based on Learning Cycle 5E were developed to be used as a learning resource for 10th-grade students studying stoichiometry at State Senior High School (SMAN) 1 X Koto Singkarak. The aim of this research was to create a valid and practical Student worksheet based on Learning Cycle 5E. Development research with the 4-D development model (define, design, development, and disseminate) was employed, with the first three stages executed. The define stage was conducted to identify the school's conditions and problems, while the design stage was used to create the initial student worksheet based on Learning Cycle 5E for stoichiometry material. The develop stage was carried out to refine the worksheet. Data were gathered using validation sheets and practicality questionnaires filled out by two chemistry lecturers, one chemistry teacher, and 10th-grade students of SMAN 1 X Koto Singkarak. Data analysis was conducted using a quantitative descriptive method. Results indicated that the Student worksheet based on Learning Cycle 5E met the valid criteria with a validation score of 91.37% and the practical criteria with a student response questionnaire score of 82.09%. Thus, the worksheet can be used as a learning resource.
The Analysis of Science Process Skills (SPS) of 11th Grade Science Students Elvy Rahmi Mawarnis; Ilham Akbar; Mimi Herman
Hydrogen: Jurnal Kependidikan Kimia Vol 11, No 5 (2023): October 2023
Publisher : Universitas Pendidikan Mandalika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/hjkk.v11i5.8923

Abstract

This research is motivated by students who do not understand chemistry lessons, especially in explaining formulas and calculations. Even though the learning methods and models used by teachers are different so that students have a "mindset" that learning chemistry is a difficult subject to understand. Another problem experienced by the teacher during learning, only the teacher is actively involved during learning while students are more dominant in listening to the teacher's explanation. The purpose of this study was to analyze and find out the Science Process Skills (SPS) of 11th grade science students at SMAN 1 Pulau Punjung. This research method is qualitative (descriptive). The subject of this research was the class of Stage F.2 which consisted of 27 students. Data collection techniques in this study were observation techniques, interview questionnaires, SPS documentation and questionnaires.  The data obtained relates to the science process skills of students. Furthermore, researchers used data analysis techniques, namely the theory of Miles and Huberman which included data reduction, data presentation, and data verification and drawing conclusions, then the data was validated using the triangulation method. Based on the research that has been done, it can be interpreted that the results of the SPS analysis of Phase F.2 students of SMAN 1 Pulau Punjung on the observation indicator with a proportion of 89% and the experimental design indicator with a proportion of 82% both have very good categories. Then a classification indicator with a proportion of 77% and a predictive indicator with a proportion of 68% both have good categories. Then for the hypothesis delivery indicator with a percentage of 58% it is categorized as enough while for the hypothesis preparation indicator it has a proportion of 39% in the not enough category.