TY - JOUR T1 - We Cannot Ignore the Signs: The Development of Equivalence and Arithmetic for Students from Grades 3 to 4 JO - Journal of Cognition and Development UR - http://dx.doi.org/10.1080/15248372.2023.2245507 PY - 2023/08/10 AU - Xu C AU - Li H AU - Di Lonardo Burr S AU - Si J AU - LeFevre J-A AU - Zhuo X ED - DO - DOI: 10.1080/15248372.2023.2245507 PB - Informa UK Limited SP - 1 EP - 20 Y2 - 2024/12/22 ER -