%T THE EFFECTIVENESS OF PEPPA PIG ANIMATION VIDEO TOWARDS STUDENTS’ ENGLISH VOCABULARY MASTERY (AN EXPERIMENTAL STUDY AT THE PRIMARY LEVEL OF MATHLA’UL ANWAR GLOBAL SCHOOL) %O Penelitian ini bertujuan untuk mengkaji dampak penggunaan video animasi Peppa Pig terhadap penguasaan kosakata bahasa Inggris pada siswa usia dini. Penelitian ini dilakukan pada siswa kelas tiga di Mathla’ul Anwar Global School dengan menggunakan metode kuantitatif melalui desain kuasi-eksperimen. Sebanyak 36 siswa dibagi secara merata ke dalam dua kelompok: kelompok eksperimen yang menerima pembelajaran melalui video Peppa Pig, dan kelompok kontrol yang diajar menggunakan metode pembelajaran tradisional. Kemampuan kosakata siswa diukur melalui tes awal (pre-test) dan tes akhir (post-test). Data yang diperoleh dianalisis menggunakan uji t sampel independen. Hasil penelitian menunjukkan bahwa kelompok eksperimen mengalami peningkatan yang signifikan secara statistik dalam penguasaan kosakata, dengan nilai t sebesar 5,943 (df = 34), melebihi nilai kritis t sebesar 2,056 pada tingkat signifikansi 5%. Temuan ini menunjukkan bahwa video animasi Peppa Pig memberikan pengaruh positif yang signifikan terhadap perkembangan kosakata siswa dan efektif digunakan sebagai media pembelajaran bagi siswa tingkat sekolah dasar. Kata kunci: Video animasi, Peppa Pig, Penguasaan kosakata, Siswa usia dini %I UNIVERSITAS SULTAN AGENG TIRTAYASA %X This study aimed to examine the impact of utilizing Peppa Pig animated videos on the English vocabulary mastery of young learners. The research was carried out with third-grade students at Mathla’ul Anwar Global School, employing a quantitative method through a quasi-experimental design. A total of 36 students were divided equally into two groups: the experimental group received instruction through Peppa Pig videos, while the control group was taught using traditional teaching methods. Vocabulary proficiency was measured through pre-test and post-test assessments. The collected data were analyzed using an independent samples t-test. The findings revealed that the experimental group showed a statistically significant improvement in vocabulary acquisition, with a t-value of 5.943 (df = 34), surpassing the critical t-value of 2.056 at the 5% significance level. These results suggest that Peppa Pig animated videos have a notably positive influence on students’ vocabulary development and are effective as a learning medium for primary-level learners. Keywords: Animation video, Peppa Pig, Vocabulary mastery, young learners %D 2025 %A SRI WAHYUNI %L eprintuntirta53220