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St. Hartina

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Open access Sep 2026

TEACHER-MEDIATED DUOLINGO USE AND VOCABULARY GAINS AMONG JUNIOR HIGH SCHOOL EFL LEARNERS IN INDONESIAN CONTEXT

Vocabulary mastery remains a critical challenge in English as a Foreign Language (EFL) learning, particularly among junior high school students who have limited opportunities for English exposure beyond classroom settings. Despite the fact that Duolingo has been extensively researched as a mobile-assisted language lear...

St. Hartina, Syahrir, Nurul Fajriani Syafar · 0 citations
Open access Oct 2026

Developing an English Speaking Book Based on Contextual Teaching and Learning

This study aimed to develop and validate an English Speaking Book based on the Contextual Teaching and Learning (CTL) approach for eighth-grade students at SMPN 1 Noling. The study was motivated by students’ difficulties in speaking English and the need for supplementary materials that could provide structured opportun...

Ulul Azmi, Dewi Furwana, St. Hartina · 0 citations

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