After all units are paper pieced, sew together the template B page
units to make the block's center top and bottom rows. Sew template B
and template C units to complete the block's center. Sew 2-1/2"
corner squares to the ends of two template A page units. Sew the
remaining template A page units to the sides of the block's center
unit. Add the top and bottom rows to finish this block!