When the Magic Quilt Block is made from a light and a dark fabric, it gives the illusion of being 3D. I really like the effect and it is so quick and easy to make. You will have a quilt done in no time at all. Watch the video below or scroll down for the step-by-step written instructions What Size is the Magic Quilt Block: The quilt block we have created measures 14' unfinished. What You Need From the dark fabric. cut: 1 - 10' square 2 - 10'x 2½' strips 2 - 14'x 2½' strips - dark From the