Ramón, A. A.; Vanegas, D.; Monroy, N.; Castellanos, Y. C. Correlational Instrumentalization for the Development of the Thinking of Preschool and Primary Students from the Formation of the Investigative Spirit and Textual Understanding. RTED 2020, 9 (2), 108-118. https://doi.org/10.37843/rted.v9i2.153.