I recently bought 2 mini charm packs of "30's Playtime" by Chloe's Closet for Moda. It is one of the cutest fabric lines ever! I had a hard time deciding on a quilt block but though that a super mini Granny Square would be adorable. The squares are all 1.25" square with the standard 1/4 " seam allowance. The finished block is approximately 4" square. I'm thinking that I'll make 12 or 16 blocks in total!
Here's the first block: