ABSTRACT Dewi, Mercya Christ Sita. (2022). The Development of Digital Flipbook Using Case Method to Teach English for Economic Development Students in a Blended Learning Environment. An Undergraduate Thesis. English Education Department. Faculty of Education and Teacher Training, Universitas Tidar. Advisor I Lilia Indriani, M.Pd, Advisor II Rolisda Yosintha, M.Pd. Keywords: Blended learning, …