موقع للبحث عن ملفات كاملة objet technique
(http://img15.hostingpics.net/pics/19712820140512194255.png)
http://eduscol.education.fr/sti/ressources_techniques/
2d et 3 d site interressant
(http://img15.hostingpics.net/pics/15871120140512201425.png)
http://b2b.partcommunity.com/community/members/home