Rohmah, Siti. 2018. 1614500069: “The Effect of ‘Riddles’ On Students’ Vocabulary Achievement (An Experimental Research to the Seventh Graders of SMP NU 01 Hasyim Asy’ari Traub)”.Research Project. Strata 1 Program, Faculty of Teacher Training and Education, Pancasakti University Tegal. The First Advisor is Dr.Taufiqullah, M.Hum. and the second advisor is H. Sumartono, S.Pd., M.Pd. …