http://www.quiltingboard.com/picture...w-t283907.html
http://www.modabakeshop.com/2016/10/...ows-quilt.html
The dissapearing pinwheel could be to much to fiddle around with in my opinion. Because you are a bit pressed for time. Check out the moda bake shop, different skill levels different items, not just quilts.
God bless your heart for such wonderful consideration and care. You can do it!