The calico puzzle quilt block is a quick and simple block. Made with half square triangles and squares, it comes together so easily. This classic block is a split pinwheel. The corners of the ...

The friendship star block is made of 5 fabric squares and 4 half square triangle units. This tutorial is for a 12-inch block. As always, I have created a printable pattern.

Nancy shows how to arrange simple half-square triangles into beautiful row-by-row designs.