The Effectiveness of Local Wisdom-Based Teaching Materials JELTL (Journal of English Language Teaching and Linguistics), 4(3), 2019 349 JELTL (Journal of English Language Teaching and Linguistics) e-ISSN: 2502-6062, p-ISSN: 2503-1848 2019, Vol. 4(3) www.jeltl.org The Effectiveness of Local Wisdom-Based Teaching Materials in Enhancing Creative Writing Skills of Elementary School Students Agus Budi Santosa, Yudi Basuki, Ari Metalin Ika Puspita STKIP PGRI Trenggalek, Indonesia e-mail: agus.budiku@gmail.com, jude.q13@gmail.com arimetalinikapuspita@stkippgritrenggalek.ac.id Abstract This study aims at describing the effectiveness of local wisdom-based teaching materials on the creative writing skills of elementary school students. The sample of the study was 2 nd - grade students at SDN 1 Campurdarat, which amounted to 45 students. The research design uses quasi-experimental research in the form of a nonrandomized control group pretest- posttest design. The data were collected using the instrument of creative writing skills. The analysis was performed by different tests using the Wilcoxon formula. The results showed that there were differences before and after the use of teaching materials based on local wisdom towards students' creative writing skills. The results of evaluating creative writing on each learning from learning 1 to 6 show the students' mastery in achieving creative writing criteria. Keywords: creative writing skills, local wisdom, teaching material 1. INTRODUCTION Education is an effort to allow students to be independent with their abilities. Education is consciously carried out to translate the actual and ideal things to achieve excellent and ideal human beings that suit to the goals of education and life (Mudyaharjo,