Learn how to create the create movement in your quilts with Heather Black's Why Knot Quilt Pattern. The whimsical design uses rotating arcs to create the illusion of change. You can use a mix of prints or solids to recreate this design. The finished Why Knot Pattern measures 49" x 63", making it the ideal crib-sized blanket. Included with the pattern is a full set of instructions and a list of fabric requirements.