PRISMA_2020_checklist.pdf

This document contains the completed PRISMA 2020 checklist corresponding to the systematic literature review entitled <i>"Mathematical Competencies and Critical Thinking in Secondary Education: A PRISMA-based Review (2019–2024)."</i> The checklist ensures transparency, methodological rigor, and adherence to international standards for systematic reviews. Each item in the checklist is linked to the section and page number where it is addressed in the manuscript. This file serves as supplementary material and contributes to the reproducibility and quality assessment of the study.