Vocabulary is the knowledge of memorizing words that have meanings to complete the skills in reading, writing, speaking, and listening, so vocabulary is very important for people to use language in communication. The skill of vocabulary mastery at Kartika IV-7 elementary school Malang was still low, so the researcher researched the problem. In short, the researcher applied animated picture media to enhance English vocabulary mastery in elementary school grade six. The question to be answered in this research is can animated pictures improve elementary students' vocabulary mastery? Based on the research's problem, the researcher formulated the object of the research to explain the effectiveness of using the animated picture to improve elementary students' vocabulary mastery. The subject in this research was grade six students of Kartika IV-7 Malang. The population of this research was a total of students in grade six were 28, and the sample was 25. The method of the research is an experimental design. The research was conducted in six meetings: one for the pre-test, four for treatment, and one for the post-test. To get the score of the pre-test and post-test, the researcher used SPSS 20 and the formula of Kuder-Richardson21 to find out the value reliability. After doing the test, the researcher got the pre-test being 0.71, and the post-test being 0.69 thus the comparison was continued with the paired sample t-test. The research showed that after doing a t-test the score of paired sample t test was 8.392 (P< .000). It means that the significant value of the post-test score was higher than the pre-test. In other words, the use of animated pictures as a learning media for teaching vocabulary was effective. Thus, the research suggests that a teacher should use animated pictures to teach vocabulary. The research aims to get the students’ responses to show the student's understanding of using and applying vocabulary easily.