Sarianto, Bun, Subuh Anggoro, and Ristiana Dyah Purwandari. 2026. “The Effect of Project-Based Learning in Building Water Rockets on Elementary School Students’ Independent Learning and Critical Thinking”. Interdisciplinary Social Studies 5 (4):1531-48. https://doi.org/10.55324/iss.v5i4.1137.