Débat et savoir scientifique en classe : problématisation et argumentation avec de élèves tunisiens de deuxième année sciences, autour de l’organisation de la chaine alimentaire et son rôle dans la dynamique de l’écosystème

Chehnez KILANI et Lajed MASSOUSSI

Cette recherche s’ancre dans le champ de l’apprentissage des sciences par le processus de problématisation (Fabre & Orange, 1997 ; Orange, 2000, 2005). Partant du principe Bachelardien qui fait que le problème est au cœur de l’activité scientifique, nous avons cherché à comprendre comment, dans le cadre de la problématisation, le débat scientifique (Johsua & Dupin, 1989) pourrait être des moments où s’engagent la construction des raisons et l’identification de nécessités dans les modèles explicatifs de l’organisation de la chaîne alimentaire ce qui pourrait préparer à un changement conceptuel : d’une causalité linéaire à une causalité circulaire visant la dynamique de l’écosystème.

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91 réflexions au sujet de « Débat et savoir scientifique en classe : problématisation et argumentation avec de élèves tunisiens de deuxième année sciences, autour de l’organisation de la chaine alimentaire et son rôle dans la dynamique de l’écosystème »

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