Friendship Star is a very simple block. Adding a second smaller star to it makes it more interesting. Quilts made with the new block have more variety and life as a result.
If, in addition, the way the block is colored is changed, then all sorts of different quilts are possible.
Here are some examples:
What was a variation on a traditional block suddenly becomes a new and original block.
8 days of Red, White and Blue Quilts
38 minutes ago