Gavhar Djanpeisova, A. Jdanova. AN INTEGRATED APPROACH THAT COMBINES TRIZ, HEURISTIC LEARNING, AND MATHEMATICAL MODELING TO DEVELOP PRESCHOOLERS’ MATHEMATICAL THINKING—FROM SETS AND QUANTITIES TO NUMBERS AND RELATIONSHIPS. jasass [Internet]. 2026 Feb. 7 [cited 2026 Feb. 11];16(02):189-94. Available from: https://www.internationaljournal.co.in/index.php/jasass/article/view/3182