Suprayogi, Heru and Linda Mayasari, , S. Pd., M. Pd. and Armeria Wijaya, , S. S., M. Pd. (2015) THE EFFECTIVENESS OF SCRABBLE GAME FOR STUDENTS’ SPELLING MASTERY IN VOCABULARY LEARNING FOR SEVENTH GRADERS OF SMP MUHAMMADIYAH 6 SURABAYA. Other thesis, Universitas Muhammadiyah Surabaya.