El Método ABN como articulador efectivo de aprendizajes matemáticos en la infancia. Experiencias en profesores y profesoras de ciclo inicial en Chile
Results are presented abut a professional development workshop based on the ABN Method for learning mathematics (N = 27), conducted in Talca, Chile, for Pre-K and Primary in-service teachers (children from 4 to 7 years of age in charge). The workshop is aimed at nursery school teachers and first grade teachers. The ABN Method is based on the significant learning of the decimal number system and on the complete domain of operations and their properties, which are learned and assimilated at the same time by children from the early stages of teaching.