Melasari. (2018). The Effect of Using Crossword Puzzle on Students’ Vocabulary Mastery in II Grade of SMA Muhammadiyah 2 Bandar Lampung in 2017-2018. Bandar Lampung: English Education Study Program Faculty of Teacher Training and Education Bandar Lampung University 2018. This research describe the use of Crossword Puzzle to improve students’ vocabulary. Moreover, it was to find out wether …