Motivated by a curriculum privileging number-based strategies but national tests highlighting students' reliance on standard algorithms, this study analyses 2,216 Danish Grade 3, 6 and 8 students' solutions to various multidigit arithmetic tasks, each designed to elicit shortcut strategies, against background variables including sex, ethnicity and…

Social determinants of health (SDOH)--conditions in which children live, learn, and play--affect child health and well-being. Publicly funded services in education and child welfare systems are important resources to support child well-being, but cross-system coordination is rare. Leveraging integrated administrative data from 60,287 6th graders…