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Shih, Shu-Chuan; Kuo, Bor-Chen; Lee, Shu-Juan – Educational Psychology, 2019
This study established an online game-based assessment to explore third and fourth graders' performance of computational estimation in addition and subtraction. Students' computational estimation strategies could be automatically recorded and classified in this assessment, and the Higher-Order DINA model was used as a measurement model in order to…
Descriptors: Grade 3, Grade 4, Elementary School Students, Computation