I used the disappearing 9 patch for my baby quilt on the Lorelei. It is an easy and fun method for sewing both planned and scrap quilts.
The disappearing 9 patch quilt block is made from a 9 patch block that is split both horizontally and vertically and sewn back together as desired. There are many possibilities for planned quilts but as a scrap quilt, the blocks are great stash busters.
Check out the tutorial here for the pattern in a scrappy look:
There are other possibilities below:
Check out more examples from this link (I love the red and black one by Sara):
Have fun experimenting!