Swasti Maharani, Irna Tri Yuniahastuti, Vera Dewi Susanti, Ihtiari Prastyaningrum, & Addy Septyawan. (2026). A Computational Thinking Learning Trajectory for Primary Mathematics through Renewable Energy Optimization Projects. Daengku: Journal of Humanities and Social Sciences Innovation, 6(3), 359–377. https://doi.org/10.35877/454RI.daengku5023