Hawthorne, Casey, Charles Michael, and Mikayla Miley. “he ailure of iagrams on tandardized esting to ssess Students’ nderstanding: hat eachers eed to now to se iagrams ppropriately”. Ohio Journal of School Mathematics 87, no. 1 (February 19, 2021). ccessed November 7, 2026. http://voyager.janeway.systems:9999/index.php/OJSM/article/view/8025.