Very, Very fast project using Ta-Da Half Square Triangle (includes Ta-Da's needed to make one lap size).
Ta-Da Half Square Triangles are printed on very light weight fusible interfacing in the size of a fat quarter.
Put fabrics right sides together, press Ta-Da Half Square Triangles on top of the lighter fabric.
Sew on dotted lines and cut on solid lines, press the half square triangles open and you are ready to make quilt blocks.
Two sizes: Lap and Twin (One package of 4 1/2" Ta-Da Half Square Triangle is needed to make the twin size.)