This textbook explains how to create solid models, assemblies and drawings using Siemens NX 12. NX is a three dimensional CAD/CAM/CAE software developed by Siemens PLM Software Inc., Germany. This textbook is based on NX 12. Users of earlier releases can use this book with minor modifications. We provide files for exercises via our website. Almost all files are in NX 6.0 so readers can open the files using NX 6.0 and later releases.It is assumed that...