Rainbow Scrap Challenge) has a Card Trick block is the center of the star. The centers of these sampler blocks are all 6.5" unfinished and I think they will probably be mostly traditional block patterns which I really like.
Blue is a color that I use a lot so there were quite a few choices in my stash.
Now I need to get back to work on the blue Trip Around the World blocks. Some evening sewing planned this week should give me a chance to finish at least a couple more of them.