THE VAN HIELE MODEL IN COMPETITION SOLVES PROBLEMS OF SHAPE, MOVEMENT AND LOCATION IN FIRST-GRADE STUDENTS OF SECONDARY EDUCATION OF A STATE EDUCATIONAL INSTITUTION

The main objective of this research entitled The Van Hiele model in competence solves problems of form, movement and location in Secondary Education, had as its main objective to determine to what extent the application of the Van Hiele model improves the competence of first grade students of Secondary Education of a State Educational Institution. The methodology used was of an applied nature, with a quantitative approach and a quasi-experimental design, where the population was made up of 235 students of the first grade of Secondary Education, from which a sample of 64 students was selected: 34 from section A and 30 from section B, to whom an instrument called "Rose and hydrangea seedlings" was applied. which served as a pre- and post-test, which was composed of 18 validated items with an Aiken V coefficient of 1.00 and a reliability with a Cronbach's Alpha coefficient of 0.929. The data were processed and analyzed automatically using the Excel 2019 and SPSS version 26.0 software, obtaining as results that 60% and 40% of the students of the experimental group reached the levels of process and achieved respectively, reaching the conclusion that the Van Hiele model significantly improved the competence to solve problems of form, movement and location, supported by a bilateral significance of -value.