Student’s Thinking Process in Geometry Problem Solving Reviewed from Personality Types Hippocrates-Galenus von Nilamsari, Dhea Madanti, Fitriyani, Harina

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Pendekatan Rigorous Mathematical Thinking Untuk Meningkatkan Kemampuan Pemecahan Masalah Matematika Siswa von Syaputri, Anggita Lih, Fitriyani, Harina

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Improving students’ mathematics self-efficacy through problem based learning von Masitoh, Lisda Fitriana, Fitriyani, Harina

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STUDENTS’ GEOMETRIC THINKING BASED ON VAN HIELE’S THEORY von Fitriyani, Harina, Widodo, Sri Adi, Hendroanto, Aan

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The effect of spatial reasoning on middle school students’ mathematics performance von Fitriyani, Harina, Kusumah, Yaya S.

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Spatial task: How are the ability and ways of reasoning of middle school students? von Fitriyani, Harina, Kusumah, Yaya S.

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Pengembangan alat pembelajaran GeoKlik untuk pembelajaran geometri von Hendroanto, Aan, Fitriyani, Harina

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Transition to online learning in mathematics education department during coronavirus outbreak in Indonesia von Fitriyani, Harina, Rohati, Kusumah, Yaya S.

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METAKOGNISI : ADAKAH PERBEDAAN SISWA MELANKOLIS DAN KOLERIS ? von Dani Hanifatuzzahra, Harina Fitriyani

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Classification of mathematical reasoning competencies based on mathematical problem solving in elementary school von Rachmaningtyas, Nur Anisyah, Jailani, Jailani, Fitriyani, Harina

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KEMAMPUAN BERPIKIR KREATIF SISWA DALAM MEMECAHKAN MASALAH MATEMATIKA DITINJAU DARI KECERDASAN INTRAPERSONAL von Oktaviani, Diah Risti, Fitriyani, Harina

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Ethnomathematics and ethnosport in traditional games for thematic learning von Hariastuti, Rachmaniah Mirza, Fitriyani, Harina, Maf’ulah, Syarifatul, Yudianto, Erfan, Fiantika, Feny Rita

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Pelatihan Pengembangan Instrumen Evaluasi Online menggunakan Google Form bagi Guru Sekolah Dasar/Madrasah Ibtidaiyah von Fitriyani, Harina, Astuti, Dwi

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Spatial Reasoning of Middle School Students in View of Mathematics Anxiety von Harina Fitriyani, Yaya Sukjaya Kusumah, Jarnawi Afgani Dahlan, Aan Hendroanto

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STUDENTS’ GEOMETRIC THINKING BASED ON VAN HIELE’S THEORY von Fitriyani, Harina, Widodo, Sri Adi, Hendroanto, Aan

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Developing Mathematics Learning Media Based on E-Learning using Moodle on Geometry Subject to Improve Students' Higher Order Thinking Skills von Sumarwati, Sri, Fitriyani, Harina, Azhar Setiaji, Fathin Muhammad, Hasril Amiruddin, Mohd, Afiat Jalil, Siti

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Pelatihan Pengembangan Multimedia Pembelajaran Interaktif : Suatu Analisis Kebutuhan von Harina Fitriyani, Dwi Astuti

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