Uso de gestos-como recurso-mediador-por un profesor de bachillerato para enfrentar un desaf{í}o did{á}ctico no previsto por {é}l

Ulises Salinas-Hernández, Luc Trouche

In this article, we report how a high school teacher (levels 10-12) used gestures when facing a classroom situation not foreseen by him. The use of gestures took place during the i…