1.
Mulyana A, Nurcahyani N. The Effect of the Puzzle Playing Method on Improving the Cognitive Development of Children Aged 4-6 Years. KLS [Internet]. 2022Feb.7 [cited 2024Mar.28];7(2):542–548. Available from: https://knepublishing.com/index.php/KnE-Life/article/view/10354