Pieces to make plates that fit on 12" or 14" inch block. Paper piecing is an old method of quilt making which is still used today. The cut paper piece is the finished size. You add the seam allowance as you cut the fabric, using the paper as a guide. Complete step by step instructions come with each package.Pieces to make plates that fit on 12" or 14" inch block. Paper piecing is an old method of quilt making which is still used today. The cut paper piece is the finished size. You add the seam allowance as you cut the fabric, using the paper as a guide. Complete step by step instructions come with each package.