%0 Journal Article %A Sarchahani, Mojtaba, Gholtash, Abbas, Hashemi, Seyed Ahmad, , %T Validation of the model for evaluating academic progress in multi-grade classes in elementary schools %J Biannual Journal of Education Experiences %V 7 %N 1 %P 100-109 %D 2025 %R 10.71922/jee.2024.1194639 %U https://sanad.iau.ir/fa/Article/1194639