Supplemental material
Journal for the Study of Education and Development
Infancia y Aprendizaje
Volume 42, 2019 - Issue 3: SPECIAL ISSUE: EARLY ALGEBRAIC THINKING: STUDIES FROM DIFFERENT PERSPECTIVES, APPROACHES AND REGIONS / NÚMERO ESPECIAL: PENSAMIENTO ALGEBRAICO TEMPRANO: ESTUDIOS DESDE DIVERSAS PERSPECTIVAS, ENFOQUES Y REGIONES
Original Articles
Developing algebraic reasoning in primary school using a hanging mobile as a learning supportive tool / El desarrollo del razonamiento algebraico en educación primaria utilizando una balanza como herramienta de apoyo
Mara OttenUtrecht University, the NetherlandsCorrespondence[email protected]
https://orcid.org/0000-0002-3702-8520
https://orcid.org/0000-0002-3702-8520, Marja van den Heuvel-PanhuizenUtrecht University, the Netherlands;Nord University, Norwayhttps://orcid.org/0000-0002-3985-7576
https://orcid.org/0000-0002-3985-7576, Michiel VeldhuisUtrecht University, the Netherlands;iPabo University of Applied Sciences, Amsterdam, the Netherlandshttps://orcid.org/0000-0001-5940-039X
https://orcid.org/0000-0001-5940-039X & Aiso HeinzeIPN - Leibniz Institute for Science and Mathematics Education Kiel, Germanyhttps://orcid.org/0000-0002-7408-0395
https://orcid.org/0000-0002-7408-0395