et. al., Saleem Abdul Munem Abdul Ameer Turk,. “Topological Concepts and Their Relation to Engineering Thinking Among Middle School Students”. Turkish Journal of Computer and Mathematics Education (TURCOMAT) 12, no. 12 (May 31, 2021): 4264–4272. Accessed May 2, 2024. https://turcomat.org/index.php/turkbilmat/article/view/8324.