“Analyzing Elementary School Students’ Geometry Comprehension Based on Van Hiel’s Theory”. SELL (Scope of English Language Teaching, Linguistics, and Literature) Journal 11, no. 1 (February 14, 2026): 9–22. Accessed November 11, 2026. https://publikasi.stkippgri-bkl.ac.id/index.php/SL/article/view/1282.