Eleni Deliyianni

Representational Flexibility and Problem-Solving Ability in Fraction and Decimal Number Addition: A Structural Model

Eleni Deliyianni, Athanasios Gagatsis, Areti Panaoura · International Journal of Science and Mathematics Education · 2015 · 46 citations · Full text

Mathematics Education, Decimal Number Addition, Design +9

Pupils’ visual representations in standard and problematic problem solving in mathematics: their role in the breach of the didactical contract

Eleni Deliyianni, Annita Monoyiou, Chryso Georgiou et al. · European Early Childhood Education Research Journal · 2009 · 25 citations · Full text

First Graders, Mathematics Cognition, Kindergarten Education +23

The structure of students’ beliefs about the use of representations and their performance on the learning of fractions

Areti Panaoura, Athanasios Gagatsis, Eleni Deliyianni · Educational Psychology · 2009 · 17 citations · Full text

Concept Formation, Multiple‐representation Flexibility, Educational Psychology +17

A THEORETICAL MODEL OF STUDENTS' GEOMETRICAL FIGURE UNDERSTANDING

Eleni Deliyianni, Ιλιάδα Ηλία, Athanasios Gagatsis et al. · 2010 · 12 citations

Geometry, Educational Psychology, Education +17

A model on the cognitive and affective factors for the use of representations at the learning of decimals

Areti Panaoura, Athanasios Gagatsis, Eleni Deliyianni · Educational Psychology · 2010 · 11 citations