CATO is a new user interface, written in Java and developed by the author as a response to the significant difficulties faced by students who only sporadically use computer algebra systems (CAS). The usage of CAS in mathematical lectures should be an integral part of mathematical instruction. However, difficulties arise for those students who have…

The aim of this study is to investigate the effectiveness of computer-based/assisted teaching method using ISETL [Interactive SET Language] programming language on students' understanding of subgroup and group concepts. The data was collected from a group of students by means of written assessments and clinical interviews. Analysis of student's…