MarthaStewart.com offers several craft projects utilizing mason jars, including vases, candle holders and snow globes. The site posts how-to videos for some of the projects. FreshPreserving.com, a website of the Ball mason jar manufacturer, provides information on canning methods and recipes for jams, pickles, soups and sauces.
Michaels.com lists mason jar projects such as a sewing kit with pincushion, centerpieces, a soap dispenser and decorative storage. Each project includes a materials list and step-by-step instructions. Crafters can purchase some project materials directly from Michaels.com.
Instead of altering a jar, some individuals are avid collectors of mason jars, in particular Ball jars. One way to purchase vintage mason jars is through Ebay auctions.