3D solids for drawing lessons

These solids can be useful at drawing lessions. Let the class create a 3D projection / isometry / dimetry with the solid at hand. Most studends said it was a gerat help for the first units.
These solids can be useful at drawing lessions. Let the class create a 3D projection / isometry / dimetry with the solid at hand. Most studends said it was a gerat help for the first units.