This study is conducted in order to develop students' vocabulary and it aims to clarify the implementation of the use crossword puzzle in teaching vocabulary and to know the students' responses towards the implementation of crossword puzzle in teaching vocabulary. The result showed that the students had some improvement.
The conclusion of this research overall, based on the average score of assesment from media experts, material experts, teacher, and responses from students and teacher, it can be concluded that this product is feasible and acceptable.
The research method used 9 steps from borg and gall. The Feasibility from the validators got 100% result with extremely valid" criteria. The respons from teacher got 96% with "very good" criteria, and from student got 88% "very good""
The teaching media developed will help students learn english vocabulary, because it makes students interested and motivated learning
The liker + scale result of the questionnaire for student which is 71,75%. The response about the online learning process received negative response from teacher and students 55% said negative and 45% said positive.
The researcher modified a stage borg and gall six step, uding validation sheet, question and interview.