CAD
From WLCS
CAD(Computer-aided design is the use of technology to aid in a a design on a product. <ref>http://en.wikipedia.org/wiki/How_to_edit#Links_and_URLs</ref>
To a ten-year-old, this means using a computer to help you make something.
3D computer graphics software, such as 3ds Max, allow you to design a 2D or 3D object much more quickly then with traditional methods.
CAD allows users to test and simulate products without before production begins.
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