This research aimed to validate the screening checklist for the students with learning difficulties in the subject of mathematics at primary level in the public schools. Students of the 5th class constituted the population for the study. Simple random sampling technique was used to select the sample from population. Cronbach's Aplha Reliability of…

To investigate the structure of number sense and then to assess its uses in fifth-grade children's number sense development, a computerized number sense scale was developed and evaluated. The findings of the study indicate that the newly developed scale, with four dominant factors identified and reconfirmed, is internally consistent and…