This study investigates the effectiveness of using card games in learning English vocabulary among Malaysian ESL students at a Chinese primary public school. This research involved 27 Year 3 primary school students at the Common European Framework of Reference for Languages (CEFR) A1 level. A quantitative analysis method is utilized for data collection, and the instruments contained a pre-test and a post-test to examine this game-based learning technique. The findings illustrate that over 90% of participants’ English proficiency improved. The study concluded that the card game teaching method is effective in being used as a pedagogical tool for learning English vocabulary among Chinese public primary school ESL students.