The purpose of this research is to evaluate the problems encountered in the process of realizing the continuity of preschool and primary school mathematics education and to determine the use of technology in mathematics education in line with the opinions of teachers. The research is a phenomenological study within the scope of qualitative research method. The research was conducted with 40 classroom teachers working in various primary schools in the province of Almaty, Kazakhstan, in the 2020-2021 academic year. The research data were collected with a semi-structured interview form prepared by the researcher and consisting of five open-ended questions, and analyzed with the descriptive method. As a result of the research, students were found to be prejudiced against the course, and the inadequacy of course materials, learning methods and techniques, and course activities were shown as the reasons that negatively affect education. In addition, it has been determined that the rate of teachers to prefer classical methods in education is much higher than new learning methods and techniques and use of technology. Keywords: Mathematics; mathematics education; preschool mathematics education; primary school mathematics education; teachers’ opinion.