Once your child is connected with the world of smartphones, the next issue that might come up is personalizing and protecting the expensive little gadget. And there are a lot of ways to dress up smartphones that can be fun and flashy but are so not necessary.
Sure you can get the Marc by Marc Jacobs collection of "outfits" for your iPhone or the Juicy Couture smartphone case but that's an extra $40 - $50 you really don't have to spend.