Solidworks, A PLM software.

solidworks is a software of dassault systems which is popularly known as 3ds. This software allows to model a part or assemble it easily with high end graphics. This software contains wide range of tools which help us to make complicated models easily.

Catia, A PDM software

CATIA V5R20 is a product data management software that is used to design or model or assemble parts and analyize parts and assembly.

Hypermesh, the software that meshes

To analyze a material, first the material has to meshed and allowed undergo load to find stress,strain,poisson ratio,elasticity,rigidity and other material properties.

Autodesk Inventer

Here are few more videos that allows you to have the clear sketching,modelling and assembly skills

Autodesk Inventer,A modelling software

A Software that allows you to produce lot and lot of models that can designed at any complicated stages.

Autocad 2013 LT getting started

Here, the autocad 2013 LT getting started videos are uploaded to provide you a wide range of sketcing options and other complicated sketches.

Autocad Official Beginner's Video

Autocad  2013 Official Beginner's Video.
This Link contains 11 Videos that allows to basically sketch,generate drawings,