The article discusses the features of teaching computer science and mathematics in secondary schools based on
interdisciplinary communication. Integration of mathematics and computer science contributes to the algorithmic thinking
of students in the process of solving logical, textual, arithmetic, geometric problems. The main didactic task of
interdisciplinary communication is to establish a connection between the educational, educational, developing nature of
the educational process. The use of computer programs to solve problems related to mathematics, the use of computers
to accelerate student learning and teaching them to work independently. His interest in the subject is growing, his talent
and personal abilities are developing, as well as the quality of teaching, the speed of the educational process is increasing.