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 . Lex localis - Journal of Local Self-Government, [S. l.], v. 23, n. S6, p. 714–727, 2025. DOI: 10.52152/801850. Disponível em: https://lex-localis.org/index.php/LexLocalis/article/view/801850. Acesso em: 3 apr. 2026.