Henny Nikolin Tambingon
Master Program in Educational Management, Graduate School, Universitas Negeri Manado, Indonesia

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The Influence of Science Laboratory Management and Educational Facilities on Students' Learning Interest at Public Junior High Schools in Paal 2 District, Manado City Marcela M. Tamatompol; Harol R. Lumapow; Henny Nikolin Tambingon; Romi J. Mongdong
International Journal of Information Technology and Education Vol. 5 No. 2S (2026): Special Issue, April 2026
Publisher : JR Education

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Abstract

Science laboratory management and the availability of educational facilities are critical factors in supporting effective science learning; however, suboptimal laboratory utilization and limited instructional resources remain persistent challenges in many Indonesian schools, particularly at the junior secondary level. This study aims to analyze the influence of science laboratory management and educational facilities on students' learning interest at public junior high schools in Paal 2 District, Manado City. A quantitative ex post facto approach was employed, with data collected through validated structured questionnaires from 163 students selected using proportional random sampling from a population of 275 Grade VIII students. Data were analyzed using multiple linear regression with partial (t-test) and simultaneous (F-test) hypothesis testing. The results demonstrated that: (1) science laboratory management had a positive and significant influence on students' learning interest (β = 0.452, t = 10.986, p < 0.001); (2) educational facilities had a positive and significant influence on students' learning interest (β = 0.356, t = 5.071, p < 0.001); and (3) both variables simultaneously exerted a significant effect on learning interest (F = 78.235, p < 0.001), collectively explaining 49.4% of the variance (R² = 0.494). Laboratory management emerged as the stronger predictor (standardized β = 0.620) compared to educational facilities (standardized β = 0.286). These findings indicate that well-managed laboratories combined with adequate educational facilities are essential to fostering higher levels of student interest in science learning, implying that school administrators and policymakers should prioritize systematic laboratory management alongside facility improvement to enhance the quality of science education.
The Influence of Principals’ E-Leadership and Digital Competence on Teacher Performance at SMKS Kristen 1 Tomohon, Indonesia Jevie Jane Maliangkay; Henny Nikolin Tambingon; Jeffry Sony Junus Lengkong
International Journal of Information Technology and Education Vol. 5 No. 2S (2026): Special Issue, April 2026
Publisher : JR Education

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Abstract

Digital transformation has altered the expectations placed on school leadership, instructional practice, and professional performance in vocational education. In this context, schools are increasingly required to integrate information and communication technology into management, communication, supervision, and classroom learning. This article develops a journal version of Jevie Jane Maliangkay’s master’s thesis on the influence of principals’ e-leadership and digital competence on teacher performance at SMKS Kristen 1 Tomohon, North Sulawesi, Indonesia. The purpose of the study was to examine: (1) the effect of principals’ e-leadership on teacher performance, (2) the effect of digital competence on teacher performance, and (3) the simultaneous effect of both variables on teacher performance. A quantitative explanatory design with a causal associative approach was employed. The study was conducted at SMKS Kristen 1 Tomohon from December 2025 to February 2026. Based on the detailed methodology and results sections of the thesis, the respondents comprised 30 teachers and the study used total sampling. Data were collected through structured questionnaires and analyzed using simple and multiple linear regression supported by SPSS. The data met the main analytical assumptions, including normality, linearity, and absence of multicollinearity. The results show that principals’ e-leadership had a positive and significant effect on teacher performance, with an effective contribution of about 14.3%. Digital competence also had a positive and significant effect and emerged as the dominant predictor. Simultaneously, the two independent variables significantly influenced teacher performance, with a coefficient of determination of about 59.6%, indicating that more than half of the variance in teacher performance could be explained by the model. The findings affirm that school digital leadership and digital competence are not merely technical matters; they are strategic determinants of instructional quality, work effectiveness, and professional accountability. The article argues that strengthening digital leadership, building teacher capacity, and embedding technology into organizational culture are central to improving performance in vocational secondary schools.