

A geometric interpretation of the Peano Axioms as a didactic strategy for teaching and learning natural numbers
Jesús Guillén Ruiz, Dirwin Muñoz Pinto, Pedro Peña Duarte
Development and Implementation of Didactic Sequences for Second Order ODEs: Practical Applications with GeoGebra
Ana Carla Pimentel Paiva, Francisco Régis Vieira Alves, Helena Maria de Barros Campos
Model of Teaching Transformation through Social Networks: exemplification in X for mathematics education in the digital era
Ángel Alsina
The teaching of statistical graphs: review of an interactive textbook for third grade in Costa Rican education
Carlos Monge Madriz, Zuleyka Suárez Valdés-Ayala, Rebeca Solís Ortega, Luis Gerardo Meza Cascante
Graphical Representation: a heuristic-didactic resource for the teaching-learning of Mathematics
Sergio Bermudo Navarrete, Abel Cabrera Martínez, José Carlos Pinto Leivas, Osvaldo de Jesús Rojas Velázquez, José M. Sigarreta Almira
On parameterization of conics with rotation (the easy way)
Walter Mora Flores
About some Mersenne exponents
Gerardo Miramontes de León