Analyses didactique et épistémologique des aides didactiques dans le manuel scolaire intitulé physique (collection arex) des classes de premières scientifiques de côte d’ivoire, cas de la notion d’énergie

This work aims at analyzing the knowledge to be taught related to the energy concept in le manual entitled Physique (Collection AREX, Les classiques africains). The didactical and epistemological analyses of the concerned chapters made on the basis of the whole grid of teaching taking into account all the teaching aspects of the concept has proven that the aids used in the manual and taught of the students are not only less significant and less representative but also they might be the sources of learning difficulties.