Abstrak
Listening is rarely taught in class so students' listening skills have not been honed, which is why students have difficulty understanding conversations from native speakers or answering questions from audio. This research aimed to develop an effective and efficient worksheet to be used to improve seventh graders' listening skills of SMPN 1 Tarakan. This research is research and development using the ADDIE model which includes 5 methods, namely; (1) Analysis, (2) Design, (3) Development, (4) Implementation and (5) Evaluation. The instruments used in this research were interview sheets, student needs questionnaires, material validation questionnaires, graphic (media) validation questionnaires, and student response questionnaires. The research results showed that the worksheets designed are effective for improving students' listening skills based on validation from material experts classified them in the very good category with a percentage of 100%, and media experts classified the worksheets in the very good category with apercentage of 93%. Moreover, the third trial on students (one-to-one formative evaluation, smal group evaluation, field evaluation) showed that the worksheet was categorized as very good in the percentage range of 8% to 96% which indicated that the worksheet was suitable for use by students. The implication ofthis research and development is that worksheet learning media can help teachers in delivering material and worksheets can also attract students' interest and motivation in participating in learning activities.