I made a purple Diamond Patch. You can buy the pattern here
http://www.pleasantvalleycreations.com but I did it without buying it. I just used 5" and 2.5" squares and Quiltville.com chart for the corner and setting triangles.
http://quiltville.com/onpointmath.shtml I added an extra column of blocks as I like my little ones quilts to have room to grow with them.