Melissa Salma Darmawan

State University of Semarang | UNNES · Faculty of Mathematics and Natural Sciences

Keywords: Conception; Pre-service science teacher; Self-efficacy; STEM; Understanding; STEM education has become a trend in the 21 st century in many countries, including Indonesia. The term STEM combines four different disciplines namely Science, Technology, Engineering, and Mathematics. STEM education is a concern because it is relevant to be imp...

This research is motivated by the importance of STEM knowledge for pre-service science and mathematics teachers in the 21st century. This research aims to analyze the STEM knowledge of pre-service science and mathematics teachers. The research method was carried out by distributing questionnaires with STEM knowledge indicators to the sample. The sa...

STEM literacy is a skill students must possess in the 21st century. The purpose of this study is to measure the effectiveness of Virtual Reality Game-based Learning (VRGBL) in improving STEM literacy among junior high school students. The research employed a quasi-experimental design. This study's sample consisted of eighth-grade students from a pu...

ABSTRAK Penelitian mengenai implementasi STEM (Science, Technology, Engineering, and Mathematics) pada pembelajaran IPA di Indonesia telah menjadi bidang yang menarik selama satu dekade. STEM pada pembelajaran IPA dapat diimplementasikan pada berbagai model atau metode pembelajaran dan level pendidikan. Bahkan, variabel penelitian yang mampu diting...

The aim of this study was to develop mobile learning media for android-based in the form of Environmental Pollution Game Based Learning (EPGBL) for junior high school students. This study is a research and development (R&D) that used ADDIE development model. There are 5 stages, namely: 1) Analysis, 2) Design, 3) Development, 4) Implementation, and...

The purpose of this study is to analyze the effect of "Environmental Pollution Game-Based Learning (EPGBL)" on improving students’ conceptual understanding and environmental awareness. EPGBL is an android-based learning media that can be used in science learning, particularly for environmental pollution concepts. Quasi-experimental research with pr...

Plastic waste is a global environmental problem that is being faced by the world, especially Indonesia. In addition, Indonesia is ranked 4th in producing plastic straw waste. This problem needs to be taken seriously because the waste generated through plastic straws is difficult to recycle. One effort that can be done is to replace plastic straws w...

Abstrak. Tujuan pengabdian ini adalah memberikan pelatihan tentang digitalisasi pembelajaran IPA berbasis STEM kepada MGMP guru IPA Kota Semarang, Indonesia. Pelatihan dilakukan melalui penyampaian materi-materi serta praktik dan implementasi nyata oleh para guru terkait digitalisasi pembelajaran IPA berbasis STEM. Metode yang digunakan dalam kegia...

ABSTRAK Penelitian ini bertujuan untuk menganalisis sikap kepedulian lingkungan siswa SMP. Subjek penelitian adalah siswa kelas VIII SMP. Instrumen penelitian yang digunakan adalah Game pencemaran lingkungan dan angket kepedulian lingkungan. Metode yang digunakan dalam penelitian ini adalah metode survei dengan menggunakan angket. Hasil penelitian...

Abstrak. Tujuan pengabdian ini ialah memberikan pelatihan tentang AR (Augmented Reality) model PBL (Problem Based Learning) kepada MGMP guru IPA Kota Semarang, Indonesia. Pembekalan dan pelatihan dilakukan melalui Webinar pada dalam bentuk pelatihan AR model PBL pada pembelajaran IPA secara daring. Metode yang digunakan dalam kegiatan pengabdian in...

The period of the COVID-19 pandemic has forced all activities in educational institutions to maintain distance and all material delivery through unusual media and methods. To get around this unfavourable situation, online methods are one of the most effective options to overcome it. This research aims to analyse the most expected virtual class mode...

Newton's second law can be demonstrated by classical mechanical experiments, one of which is using the Atwood machine. Atwood machines consist of two weights suspended by a rope and connected by a pulley. In this study, an Atwood machine experiment was carried out, where the smartphone was placed on one of the loads, so that the vertical accelerati...

In the current pandemic era, learning process must be counduct online, including for assessment. To support online assessments, it is necessary to use information technology. A good and valid application for online assessment offered in this study is Quizizz. The purpose of this study is todetermine student responseapplication of online exams using...

Nowadays, mechanical experiments such as spring oscillations for high schools and colleges have been developed using smartphones. This study aims to compare the use of acceleration sensors and video tracker available on smartphones for free and damped spring oscillation experiments. This experiment used varying load masses. In experiments using acc...