Santos, A. O.; Oliveira, G. S. de. Algebraic Thinking in the Early Years of Elementary School: Propositions of the BNCC – National Common Curricular Base. Rev. Educ. (Univ. Estado Mato Grosso, Online) 2025, 41 (1), e4125019. https://doi.org/10.30681/faed.v41i1.14054.