Marlina, E.D. and Sudarmiani, S. 2026. Integrating QR Code–Supported Project-Based Learning to Promote Critical Thinking and Social Skills in Primary Science and Social Studies: A Classroom Action Research Study. AL-ISHLAH: Jurnal Pendidikan. 18, 2 (Jun. 2026), 2441–2453. DOI:https://doi.org/10.35445/alishlah.v18i2.8938.