In their paper titled Levels of students’ ‘conception’ of fractions, Marilena Pantziara & George Philippou examine sixth grade students’ degree of conceptualization of fractions. In their study, they developed test items aimed to measure students’ understanding of fractions along the three stages proposed by Sfard (1991). It was administered to 321 sixth grade students. The Rasch model was applied to [...]
Apr 152012