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Vermeulen, Jorine A.; Béguin, Anton; Eggen, Theo J. H. M. – Educational Studies in Mathematics, 2021
This study explored the relationships between task beliefs about the empty number line (ENL), mathematical ability, gender, and voluntary ENL use in multi-digit subtraction and addition. One hundred twenty-three Dutch third-grade students and nine teachers from six schools participated in this study. The multilevel path analysis showed that task…
Descriptors: Elementary School Students, Grade 3, Foreign Countries, Number Concepts
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Eriksson, Helena; Sumpter, Lovisa – Educational Studies in Mathematics, 2021
This study examines the collective mathematical reasoning when students and teachers in grades 3, 4, and 5 explore fractions derived from length comparisons, in a task inspired by the Elkonin and Davydov curriculum. The analysis showed that the mathematical reasoning was mainly anchored in mathematical properties related to fractional or algebraic…
Descriptors: Fractions, Mathematics Skills, Thinking Skills, Algebra
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Csikos, Csaba; Szitanyi, Judit; Kelemen, Rita – Educational Studies in Mathematics, 2012
The present study aims to investigate the effects of a design experiment developed for third-grade students in the field of mathematics word problems. The main focus of the program was developing students' knowledge about word problem solving strategies with an emphasis on the role of visual representations in mathematical modeling. The experiment…
Descriptors: Experimental Groups, Problem Solving, Effect Size, Word Problems (Mathematics)