Niken Wahyu Utami

• Doctor of Philosophy
• Professor (Associate) at Independent Researcher

Ethnomathematics is a mathematical value that presents in a culture. Calendar as a system of time periods is ethnomathematics. The calendar has days, dates, months, and years. Likewise, the Javanese calendar has years, months, dates, days (7 cycles on a week), and also pasaran (5 cycles on a week at the Javanese). The use of days in the Javanese ca...

Marriage is an essential part of life for most people. In the Javanese tradition, great attention is paid to the weton of the couple through Javanese Primbon. It predicts the fate of the couple in the marriage. This prediction of the Javanese outcome after the wedding has some numerical values. Therefore, this study aims to uncover these numerical...

Pengembangan suatu kuikulum, termasuk kurikulum pendidikan matematika tentulah harus mempunyai landasan. Landasan pengembangan kurikulum dapat meliputi landasan filsafat, landasan ideologi, landasan budaya dan atau landasan psikologi. Landasan filsafat pengembangan kurikulum diperoleh dari sejarah pikiran para filsuf yang diekstraksikan ke dalam na...

The development of technology related to Artificial Intelligence is growing rapidly, and one of its implications is the teaching of mathematics in the classroom. Therefore, it is necessary to conduct research on the perspective of mathematics teachers in addressing the development of artificial intelligence (AI) used in mathematics learning. This s...

This research aims to find out about students' computational thinking abilities in solving algebraic problems in cultural contests. This research is qualitative research carried out at Yogyakarta Middle School. The participants involved were 31 students in the even semester of grade 7. The data sources in this research were the results of students'...

This research was motivated by the lack of integration of Minangkabau culture in Integrated Science (IPAS) learning at the elementary school level, resulting in knowledge gaps and students' lack of appreciation for their local culture. The aim of this research is to analyze the implementation of Minangkabau cultural integration in science and scien...

Kentongan (bamboo instruments), a traditional Javanese communication tool, continues to exist to this day, and its existence is based on its function, especially in the Java mountains. Therefore, this study aimed to analyze and uncover local wisdom behind the social construction of the Kentongan, exploring the practical and symbolic meanings and th...

Penelitian ini bertujuan untuk mengembangkan LKS model PjBL dalam meningkatkan kemampuan pemecahan masalah matematis siswa. Model penelitian ini menggunakan ADDIE. Subjek penelitian berjumlah 29 siswa SMP Muhammadiyah 1 Yogyakarta. Instrumen penelitian meliputi angket penilaian kepraktisan guru dan siswa, lembar observasi keterlaksanaan pembelajara...

Pada hakekatnya, dalam setiap masayarakat budaya terdapat ide, cara, metode, dan teknik yang sudah mereka temukan dan kembangkan sendiri menjadi suatu ilmu pengetahuan untuk menghadapi berbagai masalah dan fenomena dalam realitas kehidupan mereka. Salah satu ilmu pengetahuan tersebut adalah ilmu matematika. Adapun kajian yang berusaha mengaitkan ma...

In the context of sustainable education, remote areas require special treatment. However, teachers are not evenly distributed in terms of quantity and quality. Adaptable, creative, and innovative teachers are needed in remote areas. Therefore, universities must prepare preservice teachers to teach in these places. This study explores indigenous art...

This research aims to develop a mathematics learning media based on Yogyakarta culture using Adobe Flash CS 6 for seventh-grade Junior High School (JHS) students using Analysis, Design, Development, Implementation, and Evaluation (ADDIE) procedure. We evaluated the media based on its validity, practicality, and effectiveness. The validity of media...

Freudenthal's ideas on mathematics that stated mathematics as a human activity and mathematics must be connected to reality have colored towards learning mathematics all over the world, including Indonesia. Existing research on this topic in Indonesia among two decades is categorized and compared. This paper presents a systematic literature review...

The problem experienced by service partners is the lack of knowledge of teachers related to CAR (Class Action Research) and its implementation so that teachers at Tamansari 1 and 2 Elementary Schools do not carry out CAR. In addition, the existing CAR trainings are not carried out continuously so that they do not bring results and motivate teachers...

Working memory has a vital role in mathematical problem-solving activities. The purpose of this investigation is to explore the working memory in mathematical problem-solving activity in students with low ability. The central question was: How does low ability students at Universitas PGRI Yogyakarta on mathematical problem-solving activity? Researc...

The research aims to know student’s mathematics critical thinking ability at the inquiry learning process of P flat side geometry of cube and cuboid class VIII B SMP Negeri 1 Sentolo. This kind of research is qualitative research. The research subject was six students of class VIII B SMP Negeri 1 Sentolo, that consist of two students of high class,...

Penelitian ini bertujuan untuk mengetahui bagaimana efektivitas model kooperatif, efektivitas model Quantum Teaching (QT), dan efektivitas model Quantum Teaching (QT) bila dibandingkan dengan model kooperatif jika ditinjau dari kreativitas belajar siswa. Populasi dari penelitian semu ini adalah siswa kelas VIII SMP N 2 Turi yaitu VIII A, VIII B, V...

Tujuan akhir penelitian adalah menghasilkan model pengembang anak aktualisasi diriyang efektif untuk mengembangkan kegiatan non akademik mahasiswa. Metodepenelitian ini adalah mix method dengan menggunakan pendekatan Research anddevelopment. Desain penelitian adalah one grouppretest-posttest design. Sampelpenelitian sebanyak 27 orang mahasiswa. Has...

This study aims to determine: 1) differences in students taking independent learning by using e-learning and the students who attend the learning by using the print instructional materials ; 2) differences in the creativity of students who follow learning with e-learning and the students who attend the learning by using the print instructional mate...