Ahh, okay. Thanks for the clarification on the name brand of the chick feed. I have heard of it but it didn't click with me when I read your post. You're doing great!!!
I would not give them scratch though as they are much too young for it. First, they really, really need their nutrients they get from the chick starter to grow their bodies and organs properly and anything they eat instead of that is depriving them. Second, you have to provide grit when giving...
It looks to be about a week old or so. Do you have a thermometer for the bottom of the brooder it's in? It should be at around 90F. It just looks cold to me.
I'd also give it some vitamin water every other day, as in Nutra Drench or Poultry Cell. I presume you have it on grower feed but...