You will see mention of the Life's A Quilt group in the PDF but ignore that. You can find the shortcut block directions here on my blog or on my website.
It is now available on my website as well.
What a Whirl Quilt Block
And this is the quilt you'd get if you sew 4 of these blocks together
I always add some variations of the quilt block and related quilts
and the third color block
If you have any questions or need any help just let me know.
email me @ firstname.lastname@example.org