Prototyping Your Invention or Product

Need to make a sample or prototype of your idea or invention?

Castle Island's Worldwide Guide to Prototyping - great overview of prototyping
Rapid Prototyping - Helpful forum of rapid prototyping service providers and community
Society of Manufacturing Engineers - The Rapid Technologies & Additive Manufacturing Community 's focus is on the technologies and processes that help conceive, test, improve and manufacture new products to bring them to market faster and most cost effectively. Their Technical Community Network connects people in the world of manufacturing to problem solvers and knowledge sources.
Prototype Magazine - A web-magazine dedicated to prototyping and direct manufacture. Has helpful directory of prototypers in UK, Europe and Beyond

Industrial Arts Suppoy Co - Good resource for Woodworking Products, Pewter Castings, Rcoket Kits, etc.
Small Parts, Inc. - Industrial Supplies and Hardware Parts for Researchers and Developers
WoodWorker's Supply - Huge selection of woodworking tools, harware and supplies.
TechShop - Open Access Public Workshop in Menlo Park, California - join them and use their extensive resource of tools, machine and equipment by the day, month or year. Workshop for people who like to work with their hands with metals, plastics, wood and electronics but do not have access to a shop or equipment.