This textbook contains a series of ten tutorial style lessons designed to introduce students to AutoCAD 2006"s 3D modeling functions. Table of Contents 1. Getting Started 2. User Coordinate System (UCS) and the Z-axis 3. 3D Wireframe Modeling 4. UCS, Viewports and Wireframe Modeling 5. 3D Surface Modeling 6. Solid Modeling - Constructive Solid Geometry Approach 7. Regions, Extrude and Solid Modeling 8. Multiview Drawings from 3D Models 9. Symmetrical Features in Designs 10. Advanced Modeling Tools and Techniques