TY - JOUR T1 - A longitudinal investigation of the co-development and bidirectional relations among whole number arithmetic and conceptual and procedural fraction knowledge JO - Journal of Educational Psychology PY - 2024/11/18 AU - Xu C AU - Di Lonardo Burr S AU - Rodgers LJ AU - Wylie J AU - Si J AU - Huang B AU - Guo K AU - Li H ED - DO - DOI: 10.1037/edu0000942 PB - American Psychological Association Y2 - 2024/12/22 ER -