A learning media based on “Adobe Flash” can be used in learning write expository text activity because it can stimulate the students to write with the presence of an animation of animal breeding, theory and the example of an assignment. The research is using R&D progress with the basic of advancing research by Borg and Gall which there are 10 stages. The result of the research shows that the validation from theory expert got the percentage 87,69% in category very good. The validation result from media expert got the percentage 84% in category very good. The result of the initial product got the sum rising around 25% and got thesum of the pre-test 61.5 and rise when post-test 87,5. The result of practically based on teachers questionnaire is about 89,39% with the very good category and from the students questionnaire is about 97%. The result of the effectivity produce t-count > t-theory so -17,921 > 2,086. From the result of the data analysis can be an assumption there are the distinction significantly between the result of “Adobe Flash” learning. So tha can be conclude that the USAge of the learning mediawith interactive learners based on “Adobe Flash” valid, practical, and effective for appliable in writting expository text learning media for 3rd grade elementary school