-100 2D CAD Exercises.-50 3D CAD Exercises.-Each exercise can be designed on any CAD software such as AutoCAD, SolidWorks, Catia, PTC Creo Parametric, Siemens NX, Autodesk Inventor and other.-These exercises are designed to help you test out your basic CAD skills.-Each exercise can be assigned separately. -No exercise is a prerequisite for another.