ABSTRACT Intan Novitasari, Nidya (2023). The Effectiveness of The Mind Map Strategy to Improve Vocabulary Mastery for the 9th Grade Students of SMPN 2 Secang. A Paper. English Department. Faculty of Education and Teacher Training, Universitas Tidar. Advisor: 1. Winda Candra Hantari, M.A. 2. Paulina Besty Fortinasari, M.Hum. Keywords: Effectiveness, Learning Strategy, Mind Maps, Vocabulary …