Anisa Anggi Febrianti et al. 2026. Corrigendum to “Analysis of project-based learning implementation on Indonesian language mastery of fifth-grade students.”. Primary: Jurnal Pendidikan Guru Sekolah Dasar. 15, 2 (May 2026). DOI:https://doi.org/10.33578/jpfkip.v15i2.314-325-corrigendum.