Journal Universitas Sarjanawiyata Tamansiswa (UST)
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Newman’s error analysis at mathematics pre-service teachers in solving literacy problems
No full textThis study aims to: (1) to provide an overview of the errors of prospective mathematics teacher students in solving mathematics literacy problems based on Newman's Error Analysis, and (2) to provide an overview of the factors that cause prospective mathematics teacher students to make errors in solving mathematics literacy problems. This research is qualitative research using a grounded theory approach. The subjects of this study are 92 prospective mathematics teacher students in the study program of Tadris Mathematics UIN Prof. K.H. Saifuddin Zuhri Purwokerto. The data collection techniques in this study are: (1) test and (2) interview. The analysis technique in this study uses qualitative data analysis techniques consisting of (1) data reduction, (2) data presentation, and (3) conclusion drawn. The data validity technique used in this study is triangulation. The results of the study show that: (1) reading error, comprehension error, and encoding error are not problems for students in solving mathematical literacy problems, transformation errors are problems for students because the errors are found in all four mathematics literacy questions, and process skill errors are problems for students in mathematics literacy questions that measure the ability to connect mathematical facts/concepts to make problem-solving procedures work, and (2) factors that cause prospective mathematics teacher students to make errors in solving mathematical literacy problems include: (a) errors in making mathematical models that involve time, (b) errors in length accuracy, (c) errors affected by images, (d) errors in replacing unknown values with spelling, (e) errors in recalling information, (f) errors in estimating the shape of the 3D Geometric Shapes, (g) errors in remembering mathematical formulas, (h) error in choosing adjacent concepts, (i) error not recognizing mathematical concepts, (j) error preparing calculations, (k) error converting units, and (l) error inferring with estimates
Effective Project-Based Learning Strategies to Enhance Critical Thinking, Creativity, Communication, and Collaboration Skill
No full textThis study aims to explicitly examine the effectiveness of Project-Based Learning (PBL) strategies in enhancing students' 21st-century skills, particularly the 4Cs: critical thinking, creativity, communication, and collaboration. The research involved 30 ninth-grade students from a junior high school in BSD Tangerang, who served as the research subjects selected through purposive sampling. Using a descriptive qualitative approach, data were collected through document analysis, classroom observations, and interviews with teachers and students. The data were analyzed using the stages of data reduction, data display, and conclusion drawing, and supported by pretest and posttest comparisons to assess skill improvement. The findings revealed significant increases in students’ 4C skills after participating in various project-based activities such as group presentations, digital literacy projects, poster creation, and social projects. The results highlight the potential of PBL to foster both academic achievement and essential soft skills. These findings suggest that further research should explore the integration of PBL across different educational levels and disciplines to maximize its pedagogical impact in diverse learning contexts
Efektivitas Strategi Penilaian dalam Pembelajaran Berdiferensiasi untuk Menilai Keragaman Potensi Siswa: Studi Literatur Sistematis
No full textAssessment in differentiated instruction presents challenges for educators due to the diversity of students' potentials. This study reviews the effectiveness of assessment strategies in differentiated instruction to evaluate the diversity of student potentials. The method used is a Systematic Literature Review of 15 relevant articles published between 2020 and 2025. The findings indicate that diagnostic, formative, and summative assessments, as well as adaptive and multiformat assessments, are effective in accommodating diverse learning needs. Identified challenges include time constraints, lack of teacher training, and technological barriers. Adjusting assessment strategies through flexible methods, the use of portfolios, tiered tasks, and the integration of technology is key to enhancing the effectiveness of assessment in differentiated instruction. These findings provide important recommendations for educators in designing more inclusive and responsive assessments to accommodate student diversity
Pengaruh Media Sosial Tiktok terhadap Numerasi Siswa
No full textThis research aims to determine the influence of social media Tiktok on the numeracy of class VII junior high school students. In this research, it consists of the independent variable, namely the use of social media Tiktok (X) and the dependent variable, namely student numeracy (Y). This research uses quantitative research methods with a cross-sectional survey design and the research instrument uses numeracy essay test questions and non-tests in the form of a questionnaire on the use of social media Tiktok. The population in this study were all class VII students of SMP PGRI 1 Cianjur for the 2023-2024 academic year, with samples taken using purposive sampling, namely 23 students or 46% of the total students. Data analysis techniques in this research are descriptive statistical tests, normality tests, linearity tests, homoscedasticity tests, anova tests and simple linear regression tests. Based on the results of quantitative data analysis using the JASP program version 0.16.3.0, it was concluded that there was an influence of social media Tiktok on the numeracy of class VII SMP students. The influence of using social media Tiktok on students' numeracy can have a positive effect if used well, for example for studying, and conversely it can have a negative effect if used for bad purposes
E-book on light and optical instruments using PjBL and ARCS motivation for secondary school
No full textThe purpose of this study is to validate the feasibility, practicality, and readability of an ARCS integrated Project Based Learning e-book on light and optical instruments for junior high school students. The research method used is Research and Development (R&D) with the ADDIE (Analyze, Design, Development, Implementation, Evaluation) development model. Data collection was carried out through observation, interviews, and questionnaires dichotomous for expert validation, and Likert scale for teacher and student assessments. The questionnaires were administered to 2 expert validators, 3 science teachers, and 15 students selected through purposive sampling. Based on the results of expert validation using a dichotomous questionnaire, all experts answered “Valid” to all items, resulting in a 100% validity score. This indicates that all aspects of the e-book meet the eligibility criteria with very high validity. The practicality test by teachers, conducted using a Likert scale questionnaire, yielded a score of 91.5%, and the readability test by students, also using a Likert scale, reached 85.06%. These results indicate that the product is very feasible and highly practical. The integration of PjBL and ARCS strategies in the e-book supports student engagement and motivation.Penelitian ini bertujuan untuk mengembangkan e-book berbasis Project Based Learning (PjBL) dengan penerapan strategi motivasi ARCS (Attention, Relevance, Confidence, Satisfaction) pada alat cahaya dan optik untuk siswa SMA. Metode penelitian yang digunakan adalah Research and Development (R&D) dengan model pengembangan ADDIE (Analyze, Design, Development, Implementation, Evaluation). Pengumpulan data dilakukan melalui observasi, wawancara, dan angket. Berdasarkan hasil validasi ahli menunjukkan bahwa seluruh aspek e-book memenuhi kriteria kelayakan dengan sangat baik, sedangkan hasil uji kepraktisan dari 3 orang guru IPA dan uji keterbacaan dari 15 orang siswa yang diambil dengan metode purposive sampling menunjukkan bahwa produk mudah digunakan dan dipahami oleh guru dan siswa dari berbagai tingkat kemampuan
Analisis Kesalahan Siswa Kelas XI dalam Memecahkan Soal Cerita SPLTV Berdasarkan Kriteria Watson
No full textThis study aims to analyze the types of errors made by 11th-grade students in solving story problems involving systems of linear equations in three variables (SPLTV) using Watson’s error analysis framework. The research employed a qualitative descriptive method with 31 students from SMA Negeri 5 Medan as participants. Data were collected through written tests consisting of SPLTV story problems, teacher interviews to determine the research class, and classroom observations to support findings on students’ problem-solving processes. The data were analyzed based on Watson’s eight error categories. The findings revealed that the most frequent errors were the use of inappropriate procedures, omission of essential data, absence of final conclusions, and leaving answers blank. The main contributing factors included limited understanding of SPLTV concepts, weak algebraic skills, carelessness, and inconsistency in solving problems. These findings suggest the importance of enhancing conceptual understanding and procedural accuracy through effective learning strategies
Analisa Kemampuan Berpikir Kritis Siswa dan Kebutuhan Game Edukasi STEM: Kajian Prespektif Guru SMK IPAS di Sumatera Selatan
No full textCritical thinking is increasingly recognized as an essential skill for vocational high school students. However, teachers in South Sumatra report that students’ performance remains limited, particularly in advanced clarification, decision-making, and complex reasoning. This study represents one of the first regional analyses of IPAS teachers’ perceptions regarding critical thinking and the integration of STEM-based digital games in Indonesian vocational schools. Employing a quantitative descriptive approach, the study involved 118 IPAS teachers from various regions. Findings indicate that 57% of teachers stated that only some students were able to conduct observations and compile reports, while 53% reported that only a few students could anticipate logical consequences. Overall, teachers noted that digital learning facilities such as communication devices, internet access, and presentation media were available, although their distribution varied across schools. Most teachers also expressed positive attitudes toward the use of STEM-based digital educational games, viewing them as an effective medium for enhancing student engagement and strengthening critical thinking in IPAS learning. These results emphasize how important it is to develop STEM-based digital educational games as a strategic solution for improving critical thinking skills in vocational educationCritical thinking is one of the key 21st-century skills expected to be mastered by Vocational High School (SMK) students in Indonesia. This study aims to analyze teachers' perceptions of students' critical thinking abilities and the need for the development of STEM-based digital educational games in Natural and Social Sciences (IPAS) learning in vocational high schools in South Sumatra. A quantitative descriptive approach was used in this study, involving 118 IPAS teachers from various cities and districts. Data were collected through a validated and reliable closed-ended questionnaire. The results showed that 57% of teachers stated that only some students were able to make observations and prepare reports; 53% stated that only a few students could imagine consequences logically; and 50% reported that no students were able to evaluate complex choices. In terms of digital facilities, most teachers stated that communication devices, Wi-Fi networks, and presentation media were available, although distribution was uneven. More than 80% of respondents expressed a positive attitude toward the development of STEM-based digital educational games and believed that these media could improve students' critical thinking skills. Therefore, this study concludes that the development of STEM-based digital educational games is urgent to increase student engagement and encourage critical thinking in vocational education
Manajemen Risiko Dalam Pengadaan Konstruksi Pada Masa Transisi E-Katalog Versi 6: Studi Kasus DPUPKP Kabupaten Sleman Tahun 2025: (Studi Kasus DPUPKP Kabupaten Sleman Tahun 2025)
No full textThis research analyzes the risks in construction procurement during the transition from e-Catalog Version 5 to Version 6 at the Dinas Pekerjaan Umum, Perumahan dan Kawasan Permukiman (DPUPKP) of Sleman Regency. Using a qualitative approach with thematic analysis and the ISO 31000:2018 framework, the study finds that the dominance of e-purchasing creates systemic disruptions due to unready digital infrastructure. Key themes such as unprepared catalog showcases, slow product curation, and insufficient supplier training led to decreased budget absorption and delays in physical project activities. Most risks were external and beyond the local government's control. The study recommends developing mitigation scenarios, strengthening local institutional capacity, and advocating for more inclusive transition policies from the central government.Penelitian ini menganalisis risiko pengadaan konstruksi pada transisi e-Katalog V5 ke V6 di Dinas Pekerjaan Umum, Perumahan dan Kawasan Permukiman (DPUPKP) Kabupaten Sleman melalui pendekatan kualitatif dengan analisis tematik dan kerangka ISO 31000:2018. Hasil penelitian menunjukkan bahwa dominasi e-purchasing menimbulkan gangguan sistemik akibat ketidaksiapan infrastruktur digital. Tema seperti etalase yang belum siap, kurasi lambat, dan pelatihan minim bagi penyedia menyebabkan penurunan serapan anggaran dan keterlambatan kegiatan fisik. Sebagian besar risiko bersifat eksternal dan sulit dikendalikan pemerintah daerah. Diperlukan skenario mitigasi, penguatan kelembagaan, serta advokasi kebijakan transisi yang lebih inklusif dari pemerintah pusat
Pembelajaran dengan Metode Mindfulness untuk Membantu Menyelesaikan Masalah Siswa di SMP Negeri 4 Wonosari
No full textPermasalahan yang dialami siswa di tingkat SMP, seperti stres akademik, kecemasan sosial, dan kurangnya konsentrasi, dapat berdampak signifikan terhadap proses belajar dan pencapaian akademik mereka. Metode mindfulness, sebagai pendekatan psikologis yang menekankan kesadaran penuh terhadap momen saat ini, telah terbukti mampu mengurangi tekanan psikologis dan meningkatkan kualitas pembelajaran. Penelitian ini bertujuan untuk mengkaji penerapan metode mindfulness dalam kegiatan pembelajaran di SMP Negeri 4 Wonosari dan efektivitasnya dalam membantu menyelesaikan masalah siswa. Dengan menggunakan pendekatan kualitatif deskriptif, data dikumpulkan melalui observasi, wawancara dengan guru dan siswa, serta dokumentasi praktik mindfulness di kelas. Hasil penelitian menunjukkan bahwa praktik mindfulness, seperti latihan pernapasan sadar dan refleksi harian, dapat meningkatkan fokus belajar, mengurangi tingkat stres, dan memperkuat keterampilan sosial siswa. Kendala utama dalam implementasi metode ini meliputi keterbatasan waktu dalam kurikulum dan kurangnya pelatihan guru. Oleh karena itu, integrasi mindfulness ke dalam kegiatan pembelajaran rutin perlu didukung oleh pelatihan dan kebijakan sekolah yang berkelanjutan
INVESTIGATING CASH FLOW VOLATILITY AND CASH HOLDINGS ACROSS ACCOUNTING REGIMES
No full textThis research investigates the relationship between cash flow volatility and corporate cash holdings across different accounting regimes. Utilizing a qualitative approach and theoretical models based on information asymmetry, the study explores how accounting standards and financial reporting requirements influence corporate decisions on cash reserves. Data from the Scopus database is used to compare cash management practices between companies adhering to International Financial Reporting Standards (IFRS) and those following Generally Accepted Accounting Principles (GAAP). The findings reveal that companies operating under IFRS tend to maintain higher cash levels, indicating that the greater transparency and disclosure requirements of IFRS lead to more cautious liquidity management. This highlights the significant impact of regulatory frameworks on corporate behavior concerning cash reserves. These insights are crucial for policymakers, corporate decision-makers, and investors who aim to understand the drivers of cash holdings and their effects on firm performance and financial stability. The study emphasizes the role of accounting standards in shaping corporate financial strategies and offers a novel perspective by linking cash management practices to different accounting regimes, providing new insights into the effects of financial reporting standards on corporate liquidity.This research investigates the relationship between cash flow volatility and corporate cash holdings across different accounting regimes. Utilizing a qualitative approach and theoretical models based on information asymmetry, the study explores how accounting standards and financial reporting requirements influence corporate decisions on cash reserves. Data from the Scopus database is used to compare cash management practices between companies adhering to International Financial Reporting Standards (IFRS) and those following Generally Accepted Accounting Principles (GAAP). The findings reveal that companies operating under IFRS tend to maintain higher cash levels, indicating that the greater transparency and disclosure requirements of IFRS lead to more cautious liquidity management. This highlights the significant impact of regulatory frameworks on corporate behavior concerning cash reserves. These insights are crucial for policymakers, corporate decision-makers, and investors who aim to understand the drivers of cash holdings and their effects on firm performance and financial stability. The study emphasizes the role of accounting standards in shaping corporate financial strategies and offers a novel perspective by linking cash management practices to different accounting regimes, providing new insights into the effects of financial reporting standards on corporate liquidity