Abstrak
Game-based learning media is an interesting way to assist the language learning process. This study aimed to design English Domino Cards as vocabulary learning media for seventh-grade students at SMP Negeri 1 Tarakan. The research applied research and development (R&D), with the ADDIE model consisting of five stages, namely: (1) analyze, (2) design, (3) develop, (4) implement, and (5) evaluate. The test subject of this study were students of class VII.4 SMP Negeri 1 Tarakan, totaling 32 students. The instruments used in this study included a needs analysis questionnaire, an expert validation sheet, and evaluation questionnaire for the students and the teacher. First, the results of the needs analysis questionnaire showed that students need learning media such as English Domino Cards, which contain pictures and words and can be played in groups to help them increase vocabulary knowledge. Second, the development of the English Domino Card focused on the topics "About Me" and "Home Sweet Home," which included two word classes, including nouns and verbs. Third, the results of the material expert validation indicated a qualification of "very feasible" with a percentage of 97.5%, and the results of validation from media expert showed a qualification of "very feasible" with a percentage of 95.8%. Furthermore, the results of the student response questionnaire obtained a percentage of 83.75% with the qualification "very good." Finally, the results of the teacher response questionnaire also showed a qualification of "very good" with a percentage of 95.8%. Based on the results of the study, the English Domino Card as vocabulary learning media for grade VII students at SMP Negeri 1 Tarakan was feasible to be utilized as teaching media in the learning process.