Agus Winarji
Universitas Tanjungpura

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Mathematics Learning Based on Lesson Study Using the Reciprocal Teaching Model in the Mathematical Statistics Course Ahmad Yani T; Agus Winarji; Ilka Nur Awaliyah; Wahyu Anggraini; Meli Lestari
JPMI (Jurnal Pendidikan Matematika Indonesia) Vol 11, No 1 (2026): Volume 11 Number 1, March 2026
Publisher : STKIP Singkawang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26737/jpmi.v11i1.7928

Abstract

This qualitative descriptive study aims to describe the implementation of mathematics learning based on Lesson Study using the Reciprocal Teaching model in the Mathematical Statistics course at FKIP Untan and ISBI Singkawang. The research focuses on improving students’ ability to write definitions and theorems symbolically through collaborative interactions among lecturers, students, and classroom contexts. The research procedure followed the Lesson Study cycle (plan–do–see), with data collected through interviews, observations, field notes, and assessments. Data were analyzed using the Miles and Huberman model, involving data reduction, presentation, and conclusion drawing. The results show that implementing Lesson Study with Reciprocal Teaching fosters dialogic, collaborative, and continuous learning. In the plan stage, collaborative planning produced a learning design incorporating the strategies of predicting, questioning, clarifying, and summarizing, aligned with students’ characteristics. The do stage revealed active student engagement in group discussions, SPSS practice, and symbolic writing of concepts, although some misconceptions regarding probability, distribution, and variance were still observed. The see stage provided a space for collaborative reflection to identify strengths—such as increased participation, mathematical communication, and conceptual understanding and weaknesses, including uneven participation and limited time allocation. The study concludes that integrating Lesson Study with the Reciprocal Teaching model effectively enhances students’ ability to write definitions and theorems symbolically while strengthening their understanding of Mathematical Statistics concepts. This model is recommended as an innovative strategy for preparing prospective teachers capable of managing reflective, interactive, and meaningful learning.Pembelajaran Matematika Berbasis Lesson Study Dengan Menggunakan Model Reciprocal Teaching Pada Mata Kuliah Statistika MatematikaABSTRAKPenelitian deskriptif kualitatif ini bertujuan untuk mendeskripsikan implementasi pembelajaran matematika berbasis Lesson Study dengan menggunakan model Reciprocal Teaching pada mata kuliah Statistika Matematika di FKIP Untan dan ISBI Singkawang. Fokus penelitian diarahkan pada peningkatan kemampuan mahasiswa dalam menuliskan definisi dan teorema secara simbolik melalui interaksi kolaboratif antara dosen, mahasiswa, dan konteks kelas. Prosedur penelitian mengikuti siklus Lesson Study (plan–do–see) dengan teknik pengumpulan data berupa wawancara, observasi, catatan lapangan, dan asesmen. Analisis data dilakukan dengan model Miles dan Huberman melalui reduksi, penyajian, serta penarikan kesimpulan. Hasil penelitian menunjukkan bahwa implementasi Lesson Study dengan Reciprocal Teaching mampu menciptakan pembelajaran yang dialogis, kolaboratif, dan berkesinambungan. Pada tahap plan, perencanaan kolaboratif menghasilkan rancangan pembelajaran dengan strategi predicting, questioning, clarifying, dan summarizing yang sesuai dengan karakteristik mahasiswa. Tahap do memperlihatkan keterlibatan aktif mahasiswa dalam diskusi kelompok, praktik penggunaan SPSS, dan penulisan konsep secara simbolik, meskipun masih ditemukan miskonsepsi terkait peluang, distribusi, dan variansi. Tahap see memberikan ruang refleksi kolaboratif untuk mengidentifikasi kelebihan berupa peningkatan partisipasi, komunikasi matematis, dan pemahaman konseptual, serta kelemahan berupa distribusi partisipasi yang belum merata dan keterbatasan waktu. Kesimpulan penelitian menegaskan bahwa integrasi Lesson Study dengan Reciprocal Teaching efektif meningkatkan kemampuan menulis definisi dan teorema dalam bentuk simbolik, sekaligus memperkuat pemahaman konsep Statistika Matematika. Model ini direkomendasikan sebagai strategi inovatif untuk menyiapkan calon guru yang mampu mengelola pembelajaran reflektif, interaktif, dan bermakna.Kata Kunci :Lesson Study; Model Reciprocal Teaching; Statistika Matematika
Deep Learning Workshop Based On Moral Messages In Mathematics Learning: Design, Implementation And Assessment For Junior High School Teachers In Sanggau District Edy Yusmin; Revi Lestari Pasaribu; Ade Mirza; Dona Fitriawan; Nadya Febriani Meldi; Metia Novianti; Agus Winarji; Bistari; Dede Suratman
GANDRUNG: Jurnal Pengabdian Kepada Masyarakat Vol. 7 No. 1 (2026): GANDRUNG: Jurnal Pengabdian Kepada Masyarakat
Publisher : Fakultas Olahraga dan Kesehatan, Universitas PGRI Banyuwangi

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Abstract

Mathematics education plays a crucial role in shaping critical thinking skills and the character of 21st-century students. However, mathematics learning at the junior high school level, particularly in Sanggau Regency, still faces challenges in implementing methods that promote in-depth understanding and application. One relevant approach to address this issue is moral-based Deep Learning, which emphasizes not only cognitive aspects but also affective aspects and character values. This Community Service (PKM) activity was conducted by lecturers from the Mathematics Education Study Program, Faculty of Teacher Training and Education, Tanjungpura University, with the aim of improving the competence of junior high school teachers in designing, implementing, and evaluating Deep Learning-based mathematics learning. The activity methods included workshops, mentoring, and practical training in developing learning tools that integrate moral values. The results of the activity showed an increase in teachers' understanding of the Deep Learning concept and their ability to develop meaningful, contextual, and character-based learning designs. This activity is expected to contribute to improving the quality of mathematics learning in Sanggau Regency and encourage the emergence of a generation of students who are intellectually intelligent and strong in morality.
MARKET PLACE ACTIVITY (MPA): THE EFFECTS ON STUDENTS' LEARNING MOTIVATION AND COGNITIVE LEARNING OUTCOMES IN MATHEMATICS Olla Nurhayati; Edy Yusmin; Agus Winarji; Ade Mirza; Nurfadilah Siregar
Journal of Authentic Research on Mathematics Education (JARME) Vol 8, No 2 (2026)
Publisher : Program Studi Magister Pendidikan Matematika, Universitas Siliwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37058/jarme.v8i2.18383

Abstract

Penelitian ini bertujuan untuk menguji penerapan model pembelajaran kooperatif tipe Aktivitas Pasar (MPA) dalam meningkatkan motivasi dan hasil belajar kognitif siswa dalam matematika pada materi statistik. Penelitian ini bersifat kuantitatif dengan menggunakan desain studi kasus satu kali. Sebanyak 30 siswa kelas VIII E SMP Negeri 1 Sungai Kakap dipilih melalui pengambilan sampel acak berkelompok sebagai sampel penelitian. Instrumen penelitian ini berupa kuesioner untuk mengukur hasil belajar kognitif dalam matematika yang terdiri dari tiga pertanyaan dan kuesioner motivasi belajar matematika. Rata-rata motivasi belajar yang diperoleh dari perhitungan kuesioner setelah implementasi MPA adalah 71,90, dengan 26,67% siswa dalam kategori tinggi, 56,67% dalam kategori sedang, dan 16,66% dalam kategori rendah. Rata-rata skor posttest untuk hasil belajar kognitif adalah 81,11 dengan 10% siswa dalam kategori tinggi, 66,7% dalam kategori sedang, dan 23,3% dalam kategori rendah. MPA memiliki pengaruh signifikan dengan kontribusi sebesar 65,91% dalam meningkatkan motivasi belajar dan pengaruh signifikan sebesar 82,12% terhadap hasil belajar kognitif. Hasil ini menunjukkan bahwa MPA efektif dalam meningkatkan motivasi dan hasil belajar kognitif siswa pada materi statistika.