Old Maids Puzzle quilt block
The Old Maids Puzzle quilt block as shown in this layout is set on a 3 by 3 grid and uses a square and half square triangles units. This block is very simple and flexible in the different sizes that it can be made into. Over at the myquiltgenie blog, it and other variations of this quilt block are used in a quick quilt project. A quick reference is also available for 4 different block sizes.