Studies reveal that students as well as teachers have difficulties in understanding and learning of decimals. The purpose of this study is to investigate students' as well as pre-service teachers' solution strategies when solving a question that involves an estimation task for the value of a decimal number on the number line. We also examined the…

This study, an education program was developed to improve addition-subtraction skills of 6-year old children using educational toys and smart boards. The program was implemented with children, and its effects on their operational skills were analysed. The study group of the research is composed of 90 children who attended preschool classes in…

The purpose of this study is to compare the mathematical skills of first grade elementary students who had or had not taken preschool education. The sample of the study consists of 150 elementary students, those with and without preschool education, who were enrolled in seven randomly chosen elementary schools located in Sivas (downtown). A…