ZPD-SCA: Unveiling the Blind Spots of LLMs in Assessing Students' Cognitive Abilities. - Wenhan Dong; Zhen Sun 001; Yuemeng Zhao; Zifan Peng; Jun Wu; Jingyi Zheng; Yule Liu; Xinlei He; Yu Wang; Ruiming Wang; Xinyi Huang 001; Lei Mo (CoRR, 2025)