Are you french? I'm asking because if so you might remember the "techno" class in middle school. Those classes introduced 3d modeling for me ( in the 90s, on p

Are you french? I'm asking because if so you might remember the "techno" class in middle school. Those classes introduced 3d modeling for me ( in the 90s, on paper, without computer ) That was not a important class, but you were left knowing how to draw and read a 3d shape in several 2d views