Annotation. SCALES. Tutorial - Google Sketchup. This page is for resources for the 3D modeling tool Google Sketchup.
Google SketchUp is software that you can use to create 3D models of anything you like. The main page (including the download) is at It’s free so you can try it at home too! You can build models from scratch, or you can download what you need. Projections Explained - European System. Practising Projections. European System. Square Paper. Projections 1. Projections 2. Projections 3. Hidden Lines. Unit 2 - Activity 2. Isometric Paper.