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Sudirman; Runisah; Yaya Sukjaya Kusumah; Bambang Avip Priatna Martadiputra – Pegem Journal of Education and Instruction, 2023
3D geometry is an essential concept in mathematics because it relates to real-world experiences and numerous mathematical topics. However, some students still have difficulty understanding this geometry. Therefore, this study aims to identify and describe students' epistemological obstacles to the dimensions of representation, spatial structure,…
Descriptors: Geometry, Mathematical Concepts, Teaching Methods, Junior High School Students
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Gembong, Sardulo; Krisdiana, Ika; Suprapto, Edy; Setyansah, Reza K.; Widodo, Sri A.; Murtafiah, Wasilatul – Pegem Journal of Education and Instruction, 2022
Learning mathematics requires real situations that are often faced by students. using the context that is around students for learning mathematics can make the context of mathematics easy to reach by students. This study meant to determine the effectiveness of mathematics learning based on Javanese vegetable salad context in increasing students'…
Descriptors: Junior High School Students, Grade 8, Foreign Countries, Mathematics Instruction
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Hartono, Hartono; Nursyahidah, Farida; Kusumaningsih, Widya – Journal of Research and Advances in Mathematics Education, 2021
Lines and angles are essential for students because of geometry and its many applications in daily life. However, there are still many students who have difficulty grasping the material. Therefore, it is necessary to design learning using the right approach, context, and media. This study aims to produce a learning trajectory that can assist…
Descriptors: Junior High School Students, Grade 7, Geometry, Geometric Concepts
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Nugroho, Aryo Andri; Nizaruddin, Nizarudin; Dwijayanti, Ida; Tristianti, Anggi – Journal of Research and Advances in Mathematics Education, 2020
Creative thinking is the cognitive activities that process the received information to produce new representations. Therefore, it is necessary to develop creative thinking and represent a problem. This study aims to investigate the students' creative thinking processes based on representation in solving mathematical problems reviewed from…
Descriptors: Creative Thinking, Problem Solving, Mathematics Activities, Cognitive Style
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Lutfianto, Moch.; Zulkardi; Hartono, Yusuf – Indonesian Mathematical Society Journal on Mathematics Education, 2013
Solving mathematics contextual problems is one way that can be used to enable students to have the skills needed to live in the 21st century. Completion contextual problem requires a series of steps in order to properly answer the questions that are asked. The purpose of this study was to determine the steps performed students in solving…
Descriptors: Standardized Tests, Problem Solving, Mathematical Applications, Mathematics Activities
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In'am, Akhsanul; Hajar, Siti – International Education Studies, 2013
A good-quality teacher may determines a good-quality learning, thus good-quality students will be the results. In order to have a good-quality learning, a lot of strategies and methods can be adopted. The objective of this research is to improve students' ability in determining the rules of a numeric sequence and analysing the effectiveness of the…
Descriptors: Foreign Countries, Junior High School Students, Secondary School Mathematics, Mathematics Education