I'm firmly convinced that patchworkand quilting are the absolute best basis for all crafting activities. One reason is the precsion that is required; another is the organization (beginning, middle, end) followed for construction. Most times a seam allownace that is a shade off 1/4" won't produce a gollywonk block, but there are times it will. This tut handles those times.
Click TUTORIAL (above) to learn.