1. Mathematics Education Department, Center for Research and Advanced Studies, National Polytechnic Institute, Mexico City, Mexico
2. Faculty of Sciences, Department Ecology and Natural Resources, National Autonomous University of Mexico, Mexico City, Mexico
3. Narciso Bassols Education Center CSO, Tequisquiapan, Mexico
4. School of Education, University of Bristol, Bristol, UK
5. “Fray Julián Garcés” Centre for Human Rights and Local Development CSO, Tlaxcala, Mexico