There are many websites that offer instruction, information and resources for learning how to weld as a hobby. For example, the American Welding Society is an international membership organization whose website offers a searchable database of welding schools located all over the world.
Welding-Advisers.com has extensive information on getting started with welding and learning about equipment, materials, safety and welding processes. It also offers a large selection of how-to and reference videos as well as a blog that contains articles of interest to welding enthusiasts.
WeldMyWorld.com is another resource website that lists tips, information and news about the world of welding. It also has sections with articles covering specific types of welding, such as stick, friction stir and cast iron welding.
TheFabricator.com is a publication of the International Fabricators and Manufacturers Association. Its website contains many articles about the welding industry, including an extensive article about the advantages and disadvantages of metal inert gas, or MIG, welding. The article also contains information on purchasing and using a welding machine at home.
MakeMoneyWelding.com is a website that offers welding training for beginners. It has a series of books and videos that teach the art of welding in addition to offering guidance on how to purchase the best quality welding machines. By signing up for the website's newsletter, subscribers receive several of the introductory videos for free.