Hasibuan, Gevina Miftah Hulzannah, Syafri Ahmad, and Salmaini Salmaini. “The Effectiveness of a Project-Based Learning Based Teaching Module on the Area of Squares and Rectangles: A Trial Study in Fourth Grade Elementary Classrooms”. TOFEDU: The Future of Education Journal 4, no. 9 (December 29, 2025): 5493–5496. Accessed March 21, 2026. https://journal.tofedu.or.id/index.php/journal/article/view/1267.