Vendri RS. The Use of Crossword Puzzle Game to Improve Vocabulary Mastery at SMPN 05 Padang for VII Grade. jlesson [Internet]. 2020 Dec. 31 [cited 2026 Apr. 29];2(2):1-6. Available from: https://jlesson-upiyptk.org/ojs/index.php/jlesson/article/view/6