SUGI HARTONO

The Dynamics of Students' Heuristic Failure and Mathematical Perseverance in Solving Contextual Problems Across Cognitive Demand Levels

Journal of Mathematical Pedagogy (JoMP) 7 (2), 114-134, 2026

2026

Exploring Pre-service Mathematics Teachers' Challenges in Understanding Intuition and Applying Scaffolding in Geometric Proofs

2026

Exploring Mathematics Teachers’ Skills in Designing Innovative Technology-Based Mathematics Teaching

Mathematics Education 20 (1), 165-180, 2026

2026

Socio-Ecological Problem Posing in Waste Context: Socio-Ecological Awareness and Mathematical Thinking of Preservice Mathematics Teachers

Journal of Teaching and Learning Mathematics 4 (1), 76-85, 2026

2026

Pemberdayaan guru matematika SMP dalam merancang tugas matematika berbantuan AI untuk menilai kemampuan berpikir kreatif siswa

Jurnal Inovasi Hasil Pengabdian Masyarakat (JIPEMAS) 9 (1), 194-208, 2026

2026

Evolving trends in mathematical proof research in Indonesian mathematics education: A systematic review from design to data analysis

Multidisciplinary Reviews, 2025

2025

Enhancing Students' van Hiele Geometric Thinking Levels Through the Integration of Geometer's Sketchpad (GSP) in Geometry Learning

Qubahan Academic Journal 5 (2), 265-278, 2025

2025

Investigating preservice teachers' concept image in proving Pythagorean Theorem

AIP Conference Proceedings 3316 (1), 140006, 2025

2025

USING THE MOORE'S THEORY TO EXPLAIN PRESERVICE TEACHERS DIFFICULTIES IN PROVING OF THE TRIANGLE SUM THEOREM

Jurnal Ilmiah Ilmu Terapan Universitas Jambi 9 (1), 104-118, 2025

2025

Exploring mathematics education master's students' understanding of research methodology

AIP Conference Proceedings 3316 (1), 110033, 2025

2025

Refining validity dimensions of technology-integrated mathematics worksheets: An empirical approach

AIP Conference Proceedings 3316 (1), 120006, 2025

2025

How creative are teachers in mathematical learning activities?

AIP Conference Proceedings 3316 (1), 110032, 2025

2025

Teacher pedagogical knowledge on technology-enhanced mathematical creativity

Edelweiss Applied Science and Technology 9 (9), 2098-2118, 2025

2025

Is A = 12 b h theorem? Scaffolding Students in Understanding a Proof

Aip Conference Proceedings

2024

From Informal to Formal Proof in Geometry: a Preliminary Study of Scaffolding-based Interventions for Improving Preservice Teachers Level of Proof

Mathematics Teaching Research Journal 16 (2), 48-62, 2024

2024

What Teachers Know about Integrating Technology to Enhance Students Mathematical Creative Thinking?

AIP Conference Proceedings 3046 (1), 020049, 2024

2024

KONTRIBUSI METODE QUANTUM LEARNING TERHADAP HASIL BELAJAR SISWA SD SWASTA ETISLANDIA MEDAN

JURNAL PIONIR 10 (2), 85-92

2024

PENGARUH MODEL PEBELAJARAN JIGSAWBERBANTUAN AUDIOVISUAL TERHADAP HASIL BELAJAR IPAS KELAS IV SD

Jurnal Darma Agung 32 (2), 718-723

2024

Is A= ½ BH theorem? Scaffolding students in understanding a proof

AIP Conference Proceedings 3046 (1), 020035, 2024

2024

PENINGKATAN KOMPETENSI GURU DALAM PENYUSUNAN SOAL HIGHER ORDER THINKING SKILLS DI SMA TUNAS GAJAH MADA MEDAN

PKM Maju UDA 5 (1), 1-9

2024

Teachers' conceptions on the use of technology to develop students' creative thinking in mathematics: evidence from moderated forum group discussions

Proceeding 9th Annual Internatinal Seminar on Trends in Science and Science …, 2023

2023

Perancangan Pembelajaran Pengajuan dan Pemecahan Masalah Matematika Bagi Guru SMP Kabupaten Magetan

Aksiologiya: Jurnal Pengabdian Kepada Masyarakat 6 (4), 597-603, 2022

2022

Integrasi Teknologi dalam Pembelajaran Matematika Upaya Meningkatkan Kemampuan Berpikir Kreatif Matematis Siswa

CV Literasi Nusantara Abadi, 2022

2022

How do mathematics teachers design tasks to assess students' creative thinking ability?

Jurnal Riset Pendidikan Matematika 9 (2), 137-146, 2022

2022

Creative Thinking Ability of Visual-Dominant and Visual-Kinesthetic Students in Solving Statistics Problems

Journal of Mathematical Pedagogy (JoMP) 2 (2), 40-51, 2021

2021

Students’ Mathematical modeling on PISA quantity problems of formulation category: Explicit model vs implicit model

International Joint Conference on Science and Engineering 2021 (IJCSE 2021 …, 2021

2021

Perancangan Tugas Pemecahan Masalah tentang Covid-19 untuk Guru Matematika SMP

Jurnal Carrade 3 (3), 474-480, 2021

2021

Principal Management Strategy in Improving the Quality of Graduates

Review of International Geographical Education Online 11 (12), 248-259, 2021

2021

The effect of station rotation online model on problem solving students ability: A case study at junior high school

Rigeo 11 (10), 2021

2021

Education Management of Early Childhood Education Programs to Prepare Students toward Primary School in Globalization Era

Universal Journal of Educational Research 8, 7268-7273, 2020

2020

Karim, & Kurniawan.(2019). Instrumentalist teachers’ beliefs in practicing mathematical problem solving

Universal Journal of Educational Research 7 (12), 2851-2856, 0

2020

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2020

Effectiveness of Geometer's sketchpad learning in two-dimensional shapes

Mathematics Teaching Research Journal 12 (3), 84-93, 2020

2020

The effect of learning style on academic achievement of prospective teachers in mathematics education

Journal of Mathematical Pedagogy (JoMP) 2 (1), 26-31, 2020

2020

The effect of school environment cleanliness to improve students learning motivation

2020

Connecting Mathematics with Covid-19 Pandemic through Problem-solving Activities

MISEIC 2020, 2020

2020

Masriyah.(2018). Searching for Authentic Context in Designing PISA-like Mathematics Problem: From Indoor to Outdoor Field Experience

Journal of Physics: Conference Series 953 (1), 0

2020

Deductive or Inductive? Prospective Teachers' Preference of Proof Method on an Intermediate Proof Task.

Journal on Mathematics Education 11 (3), 417-438, 2020

2020

Development strategy of educator competencies in the navy educational institute using SWOT Fuzzy MCDM approach

International Journal of Innovation Creativity and Change

2020

Islamic leadership in practice: a review and an educational to common existing thought with supply chain awareness system

Int. J Sup. Chain. Mgt Vol 9 (3), 1064, 2020

2020

The effects of inner and outer green supply chain and eco-drawing on the environmental sustainability in Indonesia

International Journal of Supply Chain Management

2020

Improvement in performance across the supply chain by market strategic alignment in the textile sector of Indonesia

International Journal of Supply Chain Management

2020

Evaluation of midwifery update training at the IBI Sidoarjo Branch

International Journal of Innovation Creativity and Change

2020

Applying the Performance Prism Method to Evaluate Performance of School: A Case Study in Pondok Pesantren Darul Quran Mojokerto.

Talent Development & Excellence 12 (1), 2020

2020

USING PHOTOMATH LEARNING TO TEACH 21ST CENTURY MATHEMATICS SKILLS: A CASE STUDY IN TWO-VARIABLE LINEAR EQUATION PROBLEM

International Conference on Education and Regional Development IV, 296-301, 2019

2019

Instrumentalist teachers' beliefs in practicing mathematical problem solving

Universal Journal of Educational Research

2019

How do Prospective Teachers Manage Students' Learning of Mathematics?

TEM Journal 8 (2), 677, 2019

2019

Beliefs, knowledge, teaching practice: three factors affecting the quality of teacher’s mathematical problem-solving

Journal of Physics: Conference Series 1317 (1), 012127, 2019

2019

Mathematical problem proving and problem posing

Journal of Physics: Conference Series 1417 (1), 012068, 2019

2019

Examining teacher mathematics-related beliefs and problem-solving knowledge for teaching: Evidence from Indonesian primary and secondary teachers

International Electronic Journal of Elementary Education 11 (5), 493-506, 2019

2019

Design of management on school literacy program: A perspective from Indonesian schools

Universal Journal of Educational Research 7 (12), 276, 2019

2019

The Performance of Prospective Teachers in Interpreting Graphs on context-based tasks

Journal of Physics: Conference Series 1417 (1), 012065, 2019

2019

Number sequence as a context for creating a mathematical problem

Journal of Physics: Conference Series 1417 (1), 012066, 2019

2019

Influence of Graduation Quality and Flight Training as a Vocational School on International Standard Job Opportunities

TEM Journal 8 (4), 1456, 2019

2019

Using project based learning (PBL) design to expand mathematics students’ understanding: A case study in statistics problem

Global Research in Higher Education 1 (1), 98, 2018

2018

Designing Tasks to Examine Mathematical Knowledge for Teaching Statistics for Primary Teachers

Journal of Physics: Conference Series 947 (1), 012008, 2018

2018

Effectiveness of project based learning in statistics for lower secondary schools

Eurasian Journal of Educational Research 18 (75), 197-212, 2018

2018

Mathematical Creative Thinking and Its Assessment

Editorial Staff 531, 2018

2018

An Innovative Training Model for Supporting In-service Teachers’ Understanding on Problem-solving Knowledge for Teaching

Proceedings of the 8th ICMI-East Asia Regional Conference on Mathematics …, 2018

2018

Teachers’ views and experiences on mathematical literacy and context-based task

Proceedings of the International Conference on Science and Technology (ICST …, 2018

2018

KEMAMPUAN DAN PANDANGAN GURU MATEMATIKA SMP TERKAIT BERPIKIR KREATIF DAN LITERASI MATEMATIKA

Prosiding Semnas PPM 2018 1 (1), 745-760, 2018

2018

Developing learning materials supporting teachers’ understanding on mathematics problem-solving knowledge for teaching

Mathematics, Informatics, Science, and Education International Conference …, 2018

2018

Prospective teachers' difficulties in second order linear differential equation: a case of constructing methods in solving a non-homogeneous problem

Journal of Physics: Conference Series 1108 (1), 012002, 2018

2018

Dilemmatic situations for learning mathematics-related beliefs

Journal of Physics: Conference Series 1088 (1), 012026, 2018

2018

Searching for authentic context in designing PISA-like mathematics problem: From indoor to outdoor field experience

Journal of Physics: Conference Series 953 (1), 012197, 2018

2018

Primary school teachers' beliefs and knowledge about mathematical problem-solving and their performance in a problem-solving task

World Transactions on Engineering and Technology Education

2017

Primary school teachers’ beliefs and knowledge about mathematical problem-solving and their performance on problem-solving task

World Transactions on Engineering and Technology Education 15 (2), 126-131, 2017

2017

Secondary teachers’ mathematics-related beliefs and knowledge about mathematical problem-solving

Journal of Physics: Conference Series 812 (1), 012046, 2017

2017

Students' Abstraction in Recognizing, Building with and Constructing a Quadrilateral.

Educational Research and Reviews 12 (7), 394-402, 2017

2017

Inconsistency among beliefs, knowledge, and teaching practice in mathematical problem solving: A case study of a primary teacher

Southeast Asian Mathematics Education Journal 7 (2), 27-40, 2017

2017

Experts’ Notion and Students’responses on Context-Based Mathematics Problem

Journal of Engineering Science and Technology (JESTEC) 12 (10), 53-64, 2017

2017

Context-based problems and how engineering students view and learn mathematics

World Transactions on Engineering and Technology Education 15 (4), 355-360, 2017

2017

Inconsistency Between Beliefs, Knowledge and Teaching Practice Regarding Mathematical Problem Solving: A Case Study of a Primary Teacher

proceeding of the 4th international symposium on mathematics education …, 2016

2016

Pengembangan perangkat pembelajaran berbasis proyek pada materi statistika siswa kelas VII

Prosiding Seminar Nasional 1 (1), 376, 2015

2015

Pengembangan perangkat pembelajaran matematika realistik untuk meningkatkan aktivitas dan hasil belajar siswa SMP melalui strategi kemampuan pemecahan masalah

Pengembangan perangkat pembelajaran matematika realistik untuk meningkatkan ..., 2011

2011

VSFK-4 high-speed universal scanning photographic camera MKT-1 multielement thermoelectric calorimeter