The FreeCAD 0.20 Basics Tutorial book is an essential guide for engineers and designers without any experience in computer-aided design. This book teaches you the basics you need to know to start using FreeCAD with easy-to-understand, step-by-step tutorials. The author begins by getting you familiar with the FreeCAD interface and its essential tools. You will learn to model parts and create assemblies. Next, you will learn some additional part modeling tools, create configurations of parts, create drawings, create sheet metal parts, and generate toolpaths for manufacturing.