Tommy Tanu Wijaya

Beijing Normal University | bnu · School of Mathematical Sciences

In the last decade, micro-lectures have been widely used to teach mathematics, but only a few studies have examined the factors affecting teachers’ intentions of using micro-lectures. As teachers are key to integrating modern technologies such as micro-lectures into students’ learning processes, knowledge about teachers’ intentions in this regard c...

The 21st century allows the use of e-books to substitute printed books in educational context, thereby adapt teaching and learning to the potentialities of our digital era. Several studies examined the effect of mathematics e-books compared to traditional printed books on students' mathematics achievement, however, the results are still inconclusiv...

Digital mathematics textbooks differ from traditional printed textbooks in, among other things, their dynamic structural elements, representing a potential that traditional textbooks cannot fulfil. Notably, dynamic structural elements, i.e., multimodal representations of mathematics, could be of particular importance for learning, which is why the...

Micro-lectures, i.e., short learning videos on a specific aspect of a topic, have become one of the most effective technology-based learning media approaches and were widely used during the COVID-19 pandemic. However, in the post-pandemic era starting from early 2022, as K-12 students have been allowed to resume going to school, it is necessary to...

Academic stress and burnout are the predominant factors that can negatively affect student performance and sustainable learning. Therefore, it is important to analyze the factors related to student academic burnout in preservice teachers in western China. 212 respondents from public universities in Guangxi Province participated, and the data were a...

Augmented Reality (AR) and Virtual Reality (VR) are poised to revolutionize education by offering immersive and interactive learning experiences. This research comprehensively evaluates the educational applications of AR and VR, specifically emphasizing their impact on student motivation, learning outcomes, engagement, and overall learning experien...

Ethnochemistry is the study of chemical practices by specific cultural groups that are used for activities following the ideology of the community, including the Banjarese community. Banjar ethnochemistry can be integrated into science learning, especially for Indonesia’s senior high school chemistry learning context. This study aims to analyze the...

Introduction: Technology in education, including language learning, is on the rise. Digital competency is essential for teachers to effectively integrate technology and enhance language teaching. It enables access to authentic materials, interactive exercises, and collaboration opportunities. However, integrating technology poses challenges for te...

The Covid-19 outbreak necessitated the implementation of social distancing mechanisms, such as the enforcement of lockdowns in numerous nations. The lockdown has disrupted many parts of everyday life, but this unusual event has particularly affected education. The temporary closure of educational institutions ushered in dozens of new reforms, inclu...

The Takagi Sugeno Kang (TSK) fuzzy approach is popular since its output is either a constant or a function. Parameter identification and structure identification are the two key requirements for building the TSK fuzzy system. The input utilized in fuzzy TSK can have an impact on the number of rules produced in such a way that employing more data di...

The purpose of this research is to develop learning media that can improve students' Higher Order Thinking Skills (HOTS) on the topic "circular motion". Therefore, its design is a research and development (R&D) study with 4D model (Define, Design, Develop, and Disseminate). Experts were involved to validate the products that had been developed, whi...

Customer relationship management (CRM) success is vital in today's growing business practice, including in higher education institutions (HEIs). Within this study context, educational customer relationship management (EdCRM) is utilized to manage the interaction between educational institutions and their future and current students. This study aime...

Dynamic mathematics software, such as GeoGebra, is one of the most important teaching and learning media. This kind of software can help teachers teach mathematics, especially geometry , at the elementary school level. However, the use of dynamic mathematics software of elementary school teachers is still very limited so far. This study analyzed th...

The Internet has been massively utilized for educational purposes during the last ten years with many platforms, including e-Learning Services (e-LS). This survey study aimed to report factors affecting the intention to use e-LS in the Indonesian Open University (OU) context. The original technology acceptance model (TAM) was extended, involving se...

A.; Muhaimin, M.; Mailizar, M.; Wijaya, T.T.; Al-Adwan, A.S. Abstract: This study aimed to evaluate pharmacy students' perceptions regarding the correlations among the quality of faculty members, institutional resources, an integrated-based curriculum of pharmaceutical dosage forms (ICPDF), and learning outcome attainment. The current study partici...

Computer-Based Mathematics Learning (CBML) has gone global in the last decade and is making a substantial impact for educational purposes. But the fact is that in the scientific literature, it is found that studies aimed at testing these theoretical assumptions have inconsistent results. In this regard, this meta-analysis was conducted to determine...

Technological pedagogical content knowledge (TPACK) has evolved as a valuable model for understanding teacher performances in technology use in education to support pedagogy with proper content knowledge for the success of teaching and learning. Many self-report questionnaires have been developed for TPACK. However, limited studies assessed the ext...

The rapid development of technology has led to the change of textbooks from printed to digital forms accessible by students irrespective of their location, thereby improving their overall academic performance. This change is appropriate to the sustainable learning program, where digital textbooks support online learning and students can access mate...

Although there has been some progress, the integration of artificial intelligence into higher education remains far from sufficient. The demand for teachers will persist for some time; however, with the introduction of AI-based robots into classrooms, the role of teachers has reduced to a minimum. The purpose of the current study was to evaluate Ch...

p> Abstract . The National Examination in Indonesia has been abolished since 2020. Hence, the Indonesian Junior High School (SMP) makes its final examination items for the 9^th-grade, and from the results, the school determines success in the course. The final examination has an important role and significant value in making decisions abo...

The mathematics teachers’ profession often has many challenges. It also occupies important positions at the K-12 education level, in which mathematics knowledge is the basis of all scientific fields. This tends to cause high-stress levels and a negative effect on well-being. Mathematics teachers’ well-being has been less examined, and therefore thi...

Mathematics is a difficult subject and often bored students with it always low student learning outcomes, in addition to student understanding is still low due to student accuracy is still low. The purpose of this study was to determine whether student accuracy can affect learning achievement. This research was conducted in the country of Timor Les...

In recent years, Internet + education has promoted the deep integration of mathematics education technology into mathematics teaching, and at the same time, information technology has played a very important role in teaching reform. The Ministry of Education of China released the Education Informatization Act 2.0, requiring the continued promotion...

Psychology is one of the numerous factors that influences students’ mathematics achievement, but studies on the influence of psychology on student mathematics achievement are still limited. This study analyzes key factors affecting mathematics achievement through teacher-parent support, stress, and students’ well-being in learning mathematics. Data...

Similar to other countries, problem-solving skills are one of the goals of study in schools. This study aims to determine the problem-solving abilities of elementary school students in Timor-Leste. The results of this study can be used as suggestions and the basis for further research. The topic of mathematics that will be used in this research is...

University students use various ICT-based media a goal to help them learn. The Chinese government is also increasing the use of ICT tools in the education sector because they relate to university students’ learning outcomes. Several universities in China provide tablet computer facilities as learning tools for their university students. These learn...

Learning satisfaction has a relationship with student outcomes. Furthermore, this has prompted many governments to increasingly implement STEM education-based learning. Many studies have examined the improvement of STEM education by teachers. However, the studies have not analyzed STEM education’s effect on students’ learning satisfaction. Extendin...

Mathematical creative thinking ability is essential to be mastered by students to create good learning results and achievement. To install creative thinking in students' minds, they are highly requested to apply an innovative learning model. Among innovative learning models, project-activity-cooperative learning-exercise (PACE) is the one to be con...

This study aimed to examine the potential of micro-lectures as effective technology-based learning media in mathematics. It proposed a hypothesis that using micro-lectures affects learning satisfaction and achievement in mathematics. Data were collected using a questionnaire developed from the acceptance model theory (TAM) and the extended Expectat...

The Markov Weighted Fuzzy Time Series (MWFTS) is a method for making predictions based on developing a fuzzy time series (FTS) algorithm. The MWTS has overcome certain limitations of FTS, such as repetition of fuzzy logic relationships and weight considerations of fuzzy logic relationships. The main challenge of the MWFTS method is the absence of s...

Teacher education is an important strategy for developing teachers’ technological pedagogical content knowledge (TPACK). Many schools in the world have incorporated the training into teacher education plans. However, there has been controversy in academic circles concerning the effects of teacher education intervention in promoting the development...

Microgames are rapidly gaining increased attention and are highly being considered because of the technology-based media that enhances students’ learning interests and educational activities. Therefore, this study aims to develop a new construct through confirmatory factor analysis, to comprehensively understand the factors influencing the use of m...

In recent years, using micro-lectures (a short video of less than ten minutes) as a digital learning medium has become popular for integrating technology into mathematics lessons, providing new experiences to students and helping them to master mathematical concepts. It is important to note that the effectiveness of a micro-lecture depends on how t...

The integration of STEM education has been promoted to improve the quality of education in the 21st century, with its usage leading to emphasis on the factors influencing the intentions of preservice teachers. Therefore, this study aims to determine the factors influencing preservice teachers’ intentions, as well as the effects of gender and age on...

The sudden outbreak of coronavirus has caused schools to be shut and normal academic activities are put on hold. Many universities use small private online courses (SPOC) to facilitate the combination of MOOC and traditional campus classroom teaching, which effectively make up for the shortcomings of MOOC. This study is based on the teaching design...

In recent years, ICT development has greatly affected the education sector. The development has provided many opportunities to innovate and improve the quality of education. Dynamic mathematics software is one of the learning media that is widely used in mathematics lessons. China has always wanted to be innovative by developing Hawgent Dynamic Mat...

Knowledge transfer is not easy especially for mathematics. Various factors need to be considered and think about how to transfer the knowledge effectively. The traditional teaching method does not help students to achieve deep learning and to solve this problem, there is a need to new learning method. The 6-questions cognitive model is a new learni...

Interactive Whiteboard (IWB) has recently been used to replace the TWB (traditional whiteboard), with many of its features being observed to help teachers in educational activities. This is based on effectively and efficiently increasing the teacher-student interaction. Therefore, this study aims to analyze the determinants of Behavioral Intention...

Penelitian ini bertujuan untuk melakukan pengembangan terhadap Lembar Kerja Peserta Didik (LKPD) dengan pendekatan STEM berbasis MIKiR untuk materi periskop di kelas 5 Sekolah Dasar dengan menggunakan model Plomp (2013). Tahapan pengembangan yang dilakukan dengan tiga fase: Preliminary Research Phase, Prototyping Phase, dan Assessment Phase. LKPD y...

This study aims to describe the attitudes of elementary students towards online visiting lectures and teacher problems while teaching in the Covid-19 school closure period. The visiting lecture was conducted to relieve the boredom of online learning. The novelty of online visiting lecture conducted at elementary school level in Covid-19 school clos...

Mathematical literacy is essential because it can reason mathematically and formulate, apply, and interpret problem-solving in various everyday contexts. Following the PISA study, which assessed students aged 15 years with the age of high school students, this study aims to determine the reasoning ability of high school students in solving mathemat...

Students’ proof construction is one of the important abilities in learning mathematical knowledge. To understand the development of Students’ proof construction of the fourth-grade students in Guilin, 15 fourth grade students were selected to conduct an exploration activity about the sum of the inner angles of a triangle is equal to 180°. Through t...

This research was conducted at SMP Negeri 32 Bandar Lampung to determine the influence of the Probing-Prompting learning model toward students' mathematical reflective thinking skills on the relations and functions learning materials. The researchers employed the quasi-experimental design. The research data was collected through a description test....

The purpose of this research is to analyse the problem associated with the geometry instructional materials for grade 1 students using the Rasch model. This is a descriptive research with a quantitative approach used to obtain information on the Wright map, item measure, and fit for instructors. Data were obtained by distributing a questionnaire co...

Many studies have developed learning media, but few studies focus on developing learning media in ele-mentary schools using Genially and studying teachers' perceptions of Genially learning media. This study aims to determine teachers' perceptions of hybrid learning media with a more accurate and precise method, namely the item response theory (IRT)...

Number sense is an essential primary mathematics material in elementary school that students must master. Learning media may be utilized in elementary schools' teaching and learning process to engage and inspire students to participate in learning activities, particularly mathematics. Therefore, the researchers designed an interactive game using Ge...

The purpose of this study is to strengthen the mental model of prospective elementary school teacher candidates by using the MIKiR (mengalami, interaksi, komunikasi, internalisasi, and refleksi) method, which is directed towards conceptual growth and is based on the MIKiR framework (CDOI Model). The research was carried out utilizing a pre-experime...

This study aims to develop an evaluation tool to evaluate the overall logical reasoning core literacy skill and understand the differences in logical reasoning skills between students of different classes and genders. The quality of the developed evaluation tool is tested and optimized based on the Rasch model. The measured sample data are processe...

Textbook has a significant impact on students’ mathematical ability. This research aims to analyse algebraic questions in Chinese and Indonesian junior high school textbooks. This research was done at Guangxi Normal University, China from November to December 2020. The textbook analysis was done using a quantitative method on three aspects, which w...

Many studies are proving that learning mathematics with an ethnomathematical approach can improve students’ mathematical skills. Developing and using ethnomathematics concepts are important to raise history and cultural awareness of mathematics. This study aims to analyse the ethnomathematics values of the Temple of Heaven. Temple of Heaven is one...

In today’s information age, the informatization of education requires teachers to become a new type of teacher with information capabilities. The subject teaching knowledge of integrated technology is the knowledge basis for the professionalization of teachers in the information age. This research aims to analyze Pre-service teachers’ perception of...

Technology integration is one of the abilities teachers need to support teaching and learning activities and direct students to deep learning. Choosing a learning media based on technology is more difficult in statistics lesson. This study aimed to analysis the ability of teachers in integrating technology during the coronavirus pandemic using the...

The Covid-19 outbreak has an impact on the provision of education. One of them is the process of online assessment or examination. Difficulties occur during online exams; weak supervision can increase cheating behavior among students. Generally, teachers or lecturers think about how to prevent this behavior. However, what if they are allowed to "ch...

This research aims to know the difficulty level and the difficulties faced by students on congruent and similar problems. The test is taken from students’ mid-semester exam in march 2021. Students’ learning condition is under the coronavirus pandemic. This research uses a mix-method to process its data which are the qualitative and quantitative met...

Clock reading is a very important skill for students however there are still students that finds clock reading difficult to understand. Technology can help students to understand mathematics concepts. This research developed a learning media using the research and development method and the ADDIE framework. The sample of this research are 87 studen...