Souza Rodrigues Pinheiro, C.P., Braga de Castro, J. and Régis Vieira Alves, F. 2022. COMBINATORIAL REASONING IN HIGH SCHOOL THROUGH A LEARNING OBJECT. Revista Prática Docente (Journal Practice Teacher). 7, 1 (Feb. 2022), e028. DOI:https://doi.org/10.23926/RPD.2022.v7.n1.e028.id1381.