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EKSPLORASI EPISTEMIC COGNITION SISWA KELAS 8 DALAM MENYELESAIKAN MASALAH MATEMATIKA Imam Rofiki; Puguh Darmawan; Slamet Slamet; Sri Wahyuni; Syekha Vivi Alaiya; Mutiara Sani
JURNAL EDUCATION AND DEVELOPMENT Vol 12 No 3 (2024): Vol 12 No 3 September 2024
Publisher : Institut Pendidikan Tapanuli Selatan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37081/ed.v12i3.6316

Abstract

Penelitian ini bertujuan untuk mengeksplorasi epistemic cognition siswa dalam memecahkan masalah matematika. Penelitian ini merupakan penelitian kualitatif dengan desain studi kasus jamak. Penelitian ini melibatkan 52 siswa kelas 8 Sekolah Menengah Pertama. Siswa diberikan lembar tugas pemecahan masalah matematika dan diminta untuk menyelesaikannya. Kemudian, peneliti mewawancarai siswa. Data yang diperoleh dianalisis untuk memperoleh karakterisasi epistemic cognition siswa. Penelitian ini menemukan bahwa epistemic cognition dikategorikan menjadi dua jenis/kategori, yaitu epistemic cognition global dan epistemic cognition lokal. Epistemic cognition global terjadi ketika siswa menggunakan strategi metakognisi global, strategi pemecahan masalah, dan tipe justifikasi own explanation (atau rule). Sementara, epistemic cognition lokal terjadi ketika siswa menggunakan strategi metakognisi lokal, strategi pemecahan masalah, dan tipe justifikasi procedural description (atau assumption, vague/ broad statement). Temuan penelitian ini dapat dijadikan sebagai bahan pertimbangan bagi guru dalam merancang strategi pembelajaran yang dapat mengembangkan epistemic cognition siswa.
Eksplorasi Computational Thinking Calon Guru Matematika dalam Menyelesaikan Soal Pola Bilangan Puguh Darmawan; Imam Rofiki; Tuti Mutia; Slamet Slamet; Citra Maulidyah Rahmawati Nugroho; Vera Melinia Dewi; Stansa Senia Pramudya; Syekha Vivi Alaiya
JURNAL PENDIDIKAN MIPA Vol. 14 No. 4 (2024): JURNAL PENDIDIKAN MIPA
Publisher : Pusat Publikasi Ilmiah, STKIP Taman Siswa Bima

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37630/jpm.v14i4.2049

Abstract

Penelitian ini bertujuan untuk mengeksplorasi karakteristik computational thinking (CT) yang dimiliki calon guru matematika pada materi pola bilangan ditinjau dari generalisasi yang dimilikinya. Penelitian ini merupakan penelitian kualitatif dengan jenis studi kasus jamak. Subjek penelitian ini dikategorikan menjadi tiga jenis yaitu, (1) S1A adalah calon guru matematika yang dapat menemukan nilai dan , serta dapat menemukan bentuk pola umum ( yang melibatkan , (2) S2 adalah calon guru matematika yang dapat menemukan nilai dan , serta dapat menemukan pola umum ( sederhana tanpa melibatkan , dan (3) S3 adalah calon guru matematika yang dapat menemukan nilai dan , namun tidak dapat menemukan bentuk pola umum ( . Dua subjek dipilih dari setiap kategori melalui purposive sampling. Instrumen penelitian ini terdiri atas peneliti, tes tertulis berupa lembar tugas terkait computational thinking pada materi pola bilangan, pedoman wawancara semi-terstruktur, alat rekam audio, dan catatan peneliti. Teknik pengambilan data melalui purposive sampling. Teknik analisis data kualitatif yang digunakan dalam penelitian ini adalah interaktif. Hasil penelitian ini menunjukkan bahwa, Terdapat tiga jenis karakteristik CT calon guru matematika meliputi, (1) karakteristik CT S1 yaitu, memiliki generalisasi dekat dalam pemecahan masalah dan memiliki generalisasi simbolik dalam penentuan pola umum, (2) karakteristik CT S2 yaitu, memiliki generalisasi jauh dalam pemecahan masalah dan memiliki generalisasi simbolik dalam penentuan pola umum, serta (3) karakteristik CT S3 yaitu, memiliki generalisasi dekat dalam pemecahan masalah, kemudian dalam penemuan kesamaan dalam barisan bilangan, S3A memiliki generalisasi kontekstual dan S3B memiliki generalisasi faktual. Pemahaman terkait karakterisasi computational thinking calon guru matematika ditinjau dari generalisasi ini dapat digunakan calon guru maupun guru sebagai sumber rujukan dalam kegiatan pembelajaran.
Lesson Study as a Strategy to Improve Mathematics Learning Based on the Learning Styles and Levels of Understanding of Middle School Students Imam Rofiki; Puguh Darmawan; Slamet Slamet; Sri Wahyuni; Syekha Vivi Alaiya; Mutiara Sani
JURNAL PENDIDIKAN MATEMATIKA Vol. 9, No. 2: November 2025
Publisher : Universitas Islam Sultan Agung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30659/kontinu.9.2.319-349

Abstract

Mathematics learning must consider students’ diverse needs to achieve optimal outcomes, including differences in learning styles, levels of understanding, and learning difficulties. Applying Bloom’s Taxonomy helps teachers design more effective strategies, yet many still neglect thorough planning, treating it as a yearly routine. To overcome this, teacher collaboration is essential. This study aimed to facilitate a lesson study involving mathematics teachers from the Mathematics Teachers’ Association (MGMPS) in Banyuwangi, junior high school students, pre-service teachers, and mathematics education lecturers. Using a descriptive qualitative approach, the research was conducted at a junior high school in Banyuwangi. The research used qualitative analysis with observations, reflections, and triangulation to align teaching strategies with students’ learning styles and understanding levels. The findings show that lesson study effectively enhances mathematics learning by accommodating students’ learning diversity. Through the stages of planning, observation, and reflection, teachers developed more responsive and differentiated lessons. Moreover, lesson study promoted professional growth among teachers through collaboration and reflective practice. Overall, lesson study provides a sustainable and adaptive approach to fostering inclusive and high-quality mathematics learning.  Keywords: Lesson study, learning style, mathematics learning
Exploring the effectiveness of modified algebra tile media in teaching single-variable linear equations: a case study Adinda Quin Berliana; Puguh Darmawan; Syekha Vivi Alaiya; Jenisus O. Dejarlo
International Journal of Mathematics and Sciences Education Vol. 2 No. 2 (2024): Ijmsed
Publisher : Nashir Al-Kutub Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59965/ijmsed.v2i2.144

Abstract

Single-variable linear equations are open mathematical sentences that contain only one variable raised to the power of one and are connected by an equals sign (“=”). This topic is often perceived as challenging by students, highlighting the importance of exploring innovative teaching strategies. This study examines the implementation of modified algebra tile media to enhance student understanding of single-variable linear equations. A qualitative case study approach was employed, involving a subject group consisting of student practitioners and 36 student observers. The research procedure included developing the modified algebra tile media followed by its application in teaching single-variable linear equations. Data were collected using the media, video recording devices, and field notes from the supervising lecturer. Interactive data analysis techniques revealed that the use of modified algebra tile media significantly facilitated students' comprehension of single-variable linear equations. By enabling hands-on manipulation of the media, students no longer needed to rely solely on abstract visualization of variables. These findings suggest that incorporating tangible, interactive teaching tools can effectively address learning difficulties in mathematics, particularly for abstract concepts.
Lapisan Pemahaman Matematis Pirie-Kieren dan Pencapaiannya Melalui Scaffolding: Studi Kasus Pemecahan Masalah Sistem Persamaan Linear Dua Variabel (SPLDV) Siswa SMP Syekha Vivi Alaiya; Susiswo Susiswo; Puguh Darmawan
Jurnal Tadris Matematika Vol. 7 No. 1 (2024)
Publisher : Universitas Islam Negeri Sayyid Ali Rahmatullah Tulungagung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21274/jtm.2024.7.1.1-24

Abstract

This research aims to uncover layers of students' mathematical understanding and provide scaffolding to achieve all layers of Pirie-Kieren's mathematical understanding. This study is qualitative research with a multiple case study design. The research subjects are categorized into three types: (1) S1A and S1B are students who write structured problem-solving steps and their answers are correct, (2) S2A and S2B are students who write structured problem-solving steps but make mistakes in some steps resulting incorrect answers, and (3) S3A and S3B are students who write unstructured problem-solving steps but their answers are correct. Two subjects are chosen from each category to generate saturated data. The results of this research indicate that (1) S1A and S1B experience folding back to the inner layers, then systematically reach all layers of mathematical understanding after scaffolding, (2) S2A and S2B reach certain outer layers of mathematical understanding after scaffolding, (3) S3A and S3B reach certain inner layers of mathematical understanding after scaffolding. This research found that each subject reaches all layers of Pirie-Kieren's mathematical understanding after scaffolding through three methods: (1) providing prompting questions, (2) providing problem-solving examples, and (3) providing constructive feedback on subject answers. The teacher’s understanding of students' Pirie-Kieren mathematical understanding layers can be used to improve learning.