Implementation of differentiated learning in stimulating cognitive intelligence of early childhood learners: A case study at Paud Attaqwa Bojonegoro in the Merdeka curriculum framework. ID [Internet]. 2026 Apr. 30 [cited 2026 Sep. 26];1(1):52-60. Available from: https://ojs.um-palembang.ac.id/index.php/iLEAD/article/view/1638