If they’ve already been vaccinated against coccidiosis, then avoid the medicated feed. If not, then medicated for the first several weeks (people have differing opinions as to how long). I’ve used marbles myself with very teeny chicks. It’s a good safety measure. I like the large tote idea. Easy...
I always brood small groups on piddle pads and paper towels (less dust and quick clean up) in large cardboard boxes, red heat lamp (more calming than bright white) firmly secured…. don’t rely on the attached clamp, non-medicated chick feed, make chick grit available at all times…. especially if...