Drafting, Modeling and 3D Printing with Lydia Sloan Cline
Hand drafting for Interior Design, SketchUp, Autodesk 123D and MakerBot
Make a closed spiral sketch in Inkscape. Import and model it in Design. Analyze in Meshmixer and slice in MakerBot Desktop. Then 3D print it. Inkscape is a free vector drawing program. Download it at https://inkscape.org/en/download/
Assign a scale to grid paper and sketch (freehand) a floor plan at that scale.
Import a photo and paint it onto the walls and floor.
Use the Project, Sweep, Offset and Split Solid tools. Also learn how to hide just a part of the model.
Its purpose, and how to bring it back after deletion.
Make a component, and look at the dialog box and right-click options.