Improving Vocabulary Retention in Gold B1 Preliminary, Lesson 2 of Unit 1, Using a Flipped Classroom Model and Kahoot!. Int. J. Lang. Stud. [Internet]. 2024 Mar. 15 [cited 2025 Jul. 1];1(1):65-70. Available from: https://ijlangstudies.org/index.php/home/article/view/art006.v1.n1