
He did eventually warm up to them, and also tried green beans (which he never did enjoy), then applesauce (he loves it), carrots (his favorite veggie so far), and bananas (a close second to applesauce).
But he's been doing more than just eating. His teething, which has been bothering him for the last 6 weeks, seems to have subsided for now, so he's sleeping through the night again (still no teeth, though).
For a while, he stopped rolling over from back to stomach, but he's doing that constantly now. In fact, we often find him on his stomach looking around in his crib.
We were looking for someplace new to take him today...but we ended up taking him someplace really old - Old Sturbridge Village. There weren't many places Jack wanted his picture taken at, but he did insist on joining a band while we were there:

He was so happy, he rewarded us by showing us his new skill - sitting unsupported!