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CAD Blocks FREE! Download FREE CAD Blocks from a variety of categories and CAD disciplines. Browse before you download as all of our CAD Blocks have detailed thumnail views!

GrabCAD - a free CAD model library with 2D / 3D CAD files available for software like SolidWorks, AutoCAD, Autodesk Inventor, Solid Edge, SketchUp etc.

3D models for CAD/CAM/CAE designers. Cars, cities, airplanes and other polygonal and NURBS/SOLID models.

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

YouTube is a place to discover, watch, upload and share videos.

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

Get The Best Watches With Cheap Price

Lynn Allen shares AutoCAD and Autodesk Tips and Tricks to improve your every day drawing performance

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

Find every product from every store, every coupon and every review. Everything you need when shopping to quickly decide what to buy and where to buy it.

Architecture around the world and across history - 1000 classics of world architecture in an online multimedia encyclopedia with photos, drawings, bibliographies, and live 3D models.

CATE: The Center for Advanced Technology in Education

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...