Entries by Admin Ijcsrr

Development of Problem Solving-Based Student Worksheets to Improve Students’ Science Process Skills on Reaction Rate Material

The development of the education system encourages curriculum updates in Indonesia, one of which is through the implementation of the Merdeka Curriculum which emphasizes strengthening 21st century skills, including science process skills. Reaction rate material in chemistry subjects is abstract and requires an experimental approach to support concept understanding. This study aims to develop a […]

Teaching Speaking Skills to Grade 4 Students at A Primary School in HCMC

This study investigates the teaching strategies and challenges related to developing English speaking skills among fourth-grade students at a Primary School in HCMC. Using a mixed-methods approach, data were collected through questionnaires with 15 English teachers to evaluate the application of five pedagogical models: the Consideration Model, the Cognitive Development Model, the Value Classification Technique, […]

Enhancing English Grammar as A Part of Capacity Development to Grade 4 Students at A Primary School in HCMC

This study investigates the effectiveness of enhancing English grammar instruction as a component of capacity development for Grade 4 students at a Primary School in HCMC. Grounded in a quasi-experimental design, the research combines both pretest, post-test methods and a teacher perception survey to explore the impact of targeted grammar instruction. Drawing from theories by […]

Applying Baamboozle to teach English vocabulary for pre-starter level at a language center in HCMC

This study investigates the effectiveness of Baamboozle, a digital game-based learning tool, in teaching English vocabulary to Pre-Starter level students at Phuong Nam Language Center, Ho Chi Minh City. Quantitative and qualitative methods are employed. Quantitative data was obtained from questionnaires and tests while qualitative data was collected from interviews. 88 Pre-Starter level students and […]

Subclinical Hypothyroidism Post-Bariatric Surgery: A Reversible Case of Iodine Deficiency Without Autoimmune Thyroid Disease

Subclinical hypothyroidism is a common finding in clinical practice, often prompting initiation of levothyroxine therapy. However, not all cases of elevated thyroid-stimulating hormone (TSH) reflect permanent thyroid dysfunction. This report discusses a 39-year-old woman with a history of Roux-en-Y gastric bypass surgery who presented with elevated TSH in the absence of thyroid autoantibodies or classic […]

The Development of Ethnomathematics-Based Learning Devices of Sulur Godong Batik Using Digital Manipulatives on Geometry Transformation to Improve Students Creative Thinking Abilities

The research conducted aims to create learning devices that can be declared valid, practical, and effective, especially on the subject of Geometric Transformation. The development of this learning device is carried out with the aim of improving students’ creative thinking skills. This research is a type of research and development with the 4-D Thiagarajan development […]

Modeling Volatility Asymmetry in Government-Owned Stocks: Evidence from Value at Risk Estimation in Indonesia

This study evaluates the comparative effectiveness of four volatility models—EWMA, GARCH(1,1), EGARCH, and TGARCH—in estimating daily Value at Risk (VaR) for a portfolio of Indonesian state-owned enterprise (SOE) stocks over the period 2019–2024. Motivated by the rapid growth of retail investor participation and increasing exposure to market risk in Indonesia’s emerging capital market, the research […]

Analysis of Patient Safety Culture among Healthcare Workers at Community Health Centers in Bandar Lampung, Indonesia

This study aims to analyze the culture of patient safety among healthcare workers at Way Halim II Inpatient community health center, Satelit Inpatient community health center, and Pasar Ambon community health center in Bandar Lampung, Indonesia, in 2025. This cross-sectional survey used quantitative data that were collected through questionnaires distributed to all 200 healthcare workers […]