_devoir_de_synthese_n1-1ere_annee secondaire-sciences_SVT-.--pilote ariana
_devoir_de_synthese_n1-1ere_annee secondaire-sciences_SVT-.--lycee Ibn khaldoun Siliana
_devoir_de_synthese_n1-1ere_annee secondaire-sciences_SVT--Mr Zid-pilote tunis
_devoir_de_synthese_n1-1ere_annee secondaire-sciences_SVT--Mr Meddeb+Mme Salhi -pilote ariana